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Narval (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "Narval" in Czech language version.

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39worldcat.org
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39doi.org
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11nih.gov
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10wiley.com
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5web.archive.org
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4noaa.gov
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3sciencedirect.com
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3narwhal.org
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3polarresearch.net
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2ucalgary.ca
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2royalsocietypublishing.org
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2nationalgeographic.com
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2plos.org
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2nature.com
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2cbc.ca
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2iucnredlist.org
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2si.edu
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1zoomagazin.cz
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1unipi.it
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1rozhlas.cz
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1youtube.com
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1natureworldnews.com
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1sciencealert.com
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1wired.com
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1washington.edu
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1massivesci.com
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1nytimes.com
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1int-res.com
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1uw.edu
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1howstuffworks.com
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1newscientist.com
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1hww.ca
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1science.org
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1canadianfieldnaturalist.ca
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1pbs.org
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1whaletrips.org
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1vancouversun.com
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1cell.com
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1narwhaltusks.com
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1theguardian.com
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1dailymail.co.uk
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1awionline.org
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1paddlingmag.com
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1jstor.org
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1nunatsiaq.com
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1metmuseum.org
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1lrb.co.uk
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1medium.com
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1cshwhalingmuseum.org
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1ntassembly.ca
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1assembly.nu.ca
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assembly.nu.ca

  • The Coat of Arms of Nunavut | Nunavut Legislative Assembly. assembly.nu.ca [online]. [cit. 2022-10-01]. Dostupné online. (anglicky) 

awionline.org

  • Greenland Must End Narwhal Hunt to Save Populations from Imminent Extinction. Animal Welfare Institute [online]. [cit. 2022-09-30]. Dostupné online. (anglicky) 

canadianfieldnaturalist.ca

  • LAIDRE, Kristin L.; HEIDE-JØRGENSEN, Mads Peter; ORR, Jack R. Reactions of Narwhals, Monodon monoceros, to Killer Whale, Orcinus orca, Attacks in the Eastern Canadian Arctic. The Canadian Field-Naturalist. 2006, roč. 120, čís. 4, s. 457–465. Dostupné online [cit. 2022-09-29]. ISSN 0008-3550. doi:10.22621/cfn.v120i4.355. (anglicky) 

cbc.ca

  • Narwhal cull approaches 600 near Pond Inlet [online]. CBC News, 2008-12-01 [cit. 2022-09-30]. Dostupné online. 
  • Nunavut hunters harvest 230 narwhal trapped in ice near Pond Inlet [online]. CBC News, 2015-12-11 [cit. 2022-09-30]. Dostupné online. 

cell.com

cshwhalingmuseum.org

  • From Narwhals to -- Unicorns?!. www.cshwhalingmuseum.org [online]. The Whaling Museum [cit. 2022-10-01]. Dostupné online. (anglicky) 

dailymail.co.uk

  • STICKINGS, Tim. Narwhals 'are in danger of extinction' because of hunting in Greenland. Mail Online [online]. 2019-12-26 [cit. 2022-09-30]. Dostupné online. (anglicky) 

doi.org

  • WADDELL, Victor G.; MILINKOVITCH, Michel C.; BÉRUBÉ, Martine. Molecular Phylogenetic Examination of the Delphinoidea Trichotomy: Congruent Evidence from Three Nuclear Loci Indicates That Porpoises (Phocoenidae) Share a More Recent Common Ancestry with White Whales (Monodontidae) Than They Do with True Dolphins (Delphinidae). Molecular Phylogenetics and Evolution. 2000-05-01, roč. 15, čís. 2, s. 314–318. Dostupné online [cit. 2022-09-26]. ISSN 1055-7903. doi:10.1006/mpev.1999.0751. (anglicky) 
  • VÉLEZ-JUARBE, Jorge; PYENSON, Nicholas D. Bohaskaia monodontoides, a new monodontid (Cetacea, Odontoceti, Delphinoidea) from the Pliocene of the western North Atlantic Ocean. Journal of Vertebrate Paleontology. 2012-03-01, roč. 32, čís. 2, s. 476–484. Dostupné online [cit. 2022-09-26]. ISSN 0272-4634. doi:10.1080/02724634.2012.641705. (anglicky) 
  • DIETZ, Rune; SHAPIRO, Ari D.; BAKHTIARI, Mehdi. Upside-down swimming behaviour of free-ranging narwhals. BMC Ecology. 2007-11-19, roč. 7, čís. 1, s. 14. Dostupné online [cit. 2022-09-26]. ISSN 1472-6785. doi:10.1186/1472-6785-7-14. PMID 18021441. (anglicky) 
  • NWEEIA, Martin T.; EICHMILLER, Frederick C.; HAUSCHKA, Peter V. Vestigial Tooth Anatomy and Tusk Nomenclature for Monodon Monoceros. The Anatomical Record: Advances in Integrative Anatomy and Evolutionary Biology. 2012-06, roč. 295, čís. 6, s. 1006–1016. Dostupné online [cit. 2022-09-27]. doi:10.1002/ar.22449. (anglicky) 
  • GARDE, Eva; HEIDE-JØRGENSEN, Mads Peter. Tusk anomalies in narwhals (Monodon monoceros) from Greenland. Polar Research. 2022-06-03, roč. 41. Dostupné online [cit. 2022-09-27]. ISSN 1751-8369. doi:10.33265/polar.v41.8343. (anglicky) 
  • KINGSLEY, Michael C. S.; RAMSAY, Malcolm A. The Spiral in the Tusk of the Narwhal. ARCTIC. 1988-01-01, roč. 41, čís. 3, s. 236–238. Dostupné online [cit. 2022-09-27]. ISSN 1923-1245. doi:10.14430/arctic1723. (anglicky) 
  • GRAHAM, Zackary A.; GARDE, Eva; HEIDE-JØRGENSEN, Mads Peter. The longer the better: evidence that narwhal tusks are sexually selected. Biology Letters. 2020-03-25, roč. 16, čís. 3, s. 20190950. Dostupné online [cit. 2022-09-27]. doi:10.1098/rsbl.2019.0950. PMID 32183636. (anglicky) 
  • NWEEIA, Martin T.; EICHMILLER, Frederick C.; HAUSCHKA, Peter V. Sensory ability in the narwhal tooth organ system: Sensory Ability in the Narwhal Tooth Organ. The Anatomical Record. 2014-04, roč. 297, čís. 4, s. 599–617. Dostupné online [cit. 2022-09-27]. doi:10.1002/ar.22886. (anglicky) 
  • Narwhal [online]. The IUCN Red List of Threatened Species 2017: e.T13704A50367651, 2017 [cit. 2022-09-25]. Dostupné online. doi:10.2305/IUCN.UK.2017-3.RLTS.T13704A50367651.en. (anglicky) 
  • LOUIS, Marie; SKOVRIND, Mikkel; SAMANIEGO CASTRUITA, Jose Alfredo. Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros. Proceedings of the Royal Society B: Biological Sciences. 2020-04-29, roč. 287, čís. 1925, s. 20192964. Dostupné online [cit. 2022-09-28]. doi:10.1098/rspb.2019.2964. PMID 32315590. (anglicky) 
  • LAIDRE, K. L.; HEIDE-JORGENSEN, M. P. WINTER FEEDING INTENSITY OF NARWHALS (MONODON MONOCEROS). Marine Mammal Science. 2005-01, roč. 21, čís. 1, s. 45–57. Dostupné online [cit. 2022-09-29]. ISSN 0824-0469. doi:10.1111/j.1748-7692.2005.tb01207.x. (anglicky) 
  • FINLEY, K. J.; GIBB, E. J. Summer diet of the narwhal ( Monodon monoceros ) in Pond Inlet, northern Baffin Island. Canadian Journal of Zoology. 1982-12-01, roč. 60, čís. 12, s. 3353–3363. Dostupné online [cit. 2022-09-29]. ISSN 0008-4301. doi:10.1139/z82-424. (anglicky) 
  • LAIDRE, Kristin L.; HEIDE-JØRGENSEN, Mads Peter; DIETZ, Rune. Deep-diving by narwhals Monodon monoceros: differences in foraging behavior between wintering areas?. Marine Ecology Progress Series. 2003-10-17, roč. 261, s. 269–281. Dostupné online [cit. 2022-09-29]. ISSN 0171-8630. doi:10.3354/meps261269. (anglicky) 
  • WILLIAMS, Terrie M.; NOREN, Shawn R.; GLENN, Mike. Extreme physiological adaptations as predictors of climate-change sensitivity in the narwhal, Monodon monoceros. Marine Mammal Science. 2011-04, roč. 27, čís. 2, s. 334–349. Dostupné online [cit. 2022-09-30]. doi:10.1111/j.1748-7692.2010.00408.x. (anglicky) 
  • NGÔ, Manh Cuong; HEIDE-JØRGENSEN, Mads Peter; DITLEVSEN, Susanne. Understanding narwhal diving behaviour using Hidden Markov Models with dependent state distributions and long range dependence. PLOS Computational Biology. 14. 3. 2019, roč. 15, čís. 3, s. e1006425. Dostupné online [cit. 2022-09-29]. ISSN 1553-7358. doi:10.1371/journal.pcbi.1006425. PMID 30870414. (anglicky) 
  • LAIDRE, Kristin; HEIDE-JØRGENSEN, Mads Peter; STERN, Harry. Unusual narwhal sea ice entrapments and delayed autumn freeze-up trends. Polar Biology. 2012-01-01, roč. 35, čís. 1, s. 149–154. Dostupné online [cit. 2022-10-01]. ISSN 1432-2056. doi:10.1007/s00300-011-1036-8. (anglicky) 
  • PODOLSKIY, Evgeny A.; SUGIYAMA, Shin. Soundscape of a Narwhal Summering Ground in a Glacier Fjord (Inglefield Bredning, Greenland). Journal of Geophysical Research: Oceans. 2020-05, roč. 125, čís. 5. Dostupné online [cit. 2022-09-29]. ISSN 2169-9275. doi:10.1029/2020JC016116. (anglicky) 
  • MILLER, Lee A.; PRISTED, John; MOSHL, Bertel. THE CLICK-SOUNDS OF NARWHALS (MONODON MONOCEROS) IN INGLEFIELD BAY, NORTHWEST GREENLAND. Marine Mammal Science. 1995-10, roč. 11, čís. 4, s. 491–502. Dostupné online [cit. 2022-09-29]. ISSN 0824-0469. doi:10.1111/j.1748-7692.1995.tb00672.x. (anglicky) 
  • KOBLITZ, Jens C.; STILZ, Peter; RASMUSSEN, Marianne H. Highly Directional Sonar Beam of Narwhals (Monodon monoceros) Measured with a Vertical 16 Hydrophone Array. PLOS ONE. 9. 11. 2016, roč. 11, čís. 11, s. e0162069. Dostupné online [cit. 2022-09-29]. ISSN 1932-6203. doi:10.1371/journal.pone.0162069. PMID 27828956. (anglicky) 
  • ZAHN, Marie J.; RANKIN, Shannon; MCCULLOUGH, Jennifer L. K. Acoustic differentiation and classification of wild belugas and narwhals using echolocation clicks. Scientific Reports. 2021-11-12, roč. 11, čís. 1, s. 22141. Dostupné online [cit. 2022-09-29]. ISSN 2045-2322. doi:10.1038/s41598-021-01441-w. PMID 34772963. (anglicky) 
  • LAIDRE, K.L.; HEIDE-JØRGENSEN, M.P.; JØRGENSEN, O.A. Deep-ocean predation by a high Arctic cetacean. ICES Journal of Marine Science. 2004-01-01, roč. 61, čís. 3, s. 430–440. Dostupné online [cit. 2022-09-29]. ISSN 1095-9289. doi:10.1016/j.icesjms.2004.02.002. (anglicky) 
  • LAIDRE, Kristin L.; STIRLING, Ian; LOWRY, Lloyd F.; WIIG, Øystein; HEIDE-JØRGENSEN, Mads Peter; FERGUSON, Steven H. QUANTIFYING THE SENSITIVITY OF ARCTIC MARINE MAMMALS TO CLIMATE-INDUCED HABITAT CHANGE. S. S97–S125. Ecological Applications [online]. 2008-03 [cit. 2022-09-29]. Roč. 18, čís. sp2, s. S97–S125. doi:10.1890/06-0546.1. (anglicky) 
  • HEIDE-JØRGENSEN, M.; DIETZ, R.; LAIDRE, K. Autumn movements, home ranges, and winter density of narwhals (Monodon monoceros) tagged in Tremblay Sound, Baffin Island. Polar Biology. 2002-05-01, roč. 25, čís. 5, s. 331–341. Dostupné online [cit. 2022-09-28]. ISSN 1432-2056. doi:10.1007/s00300-001-0347-6. (anglicky) 
  • HEIDE-JORGENSEN, Mads P.; REEVES, Randall R. DESCRIPTION OF AN ANOMALOUS MONODONTID SKULL FROM WEST GREENLAND: A POSSIBLE HYBRID?. Marine Mammal Science. 1993-07, roč. 9, čís. 3, s. 258–268. Dostupné online [cit. 2022-09-26]. ISSN 0824-0469. doi:10.1111/j.1748-7692.1993.tb00454.x. (anglicky) 
  • SKOVRIND, Mikkel; CASTRUITA, Jose Alfredo Samaniego; HAILE, James. Hybridization between two high Arctic cetaceans confirmed by genomic analysis. Scientific Reports. 2019-06-20, roč. 9, čís. 1, s. 7729. Dostupné online [cit. 2022-09-26]. ISSN 2045-2322. doi:10.1038/s41598-019-44038-0. PMID 31221994. (anglicky) 
  • GARDE, Eva; HEIDE-JØRGENSEN, Mads Peter; HANSEN, Steen H. Age-Specific Growth and Remarkable Longevity in Narwhals (Monodon monoceros) from West Greenland as Estimated by Aspartic Acid Racemization. Journal of Mammalogy. 2007-02-28, roč. 88, čís. 1, s. 49–58. Dostupné online [cit. 2022-09-30]. ISSN 0022-2372. doi:10.1644/06-mamm-a-056r.1. (anglicky) 
  • FERGUSON, Steven H.; HIGDON, Jeff W.; WESTDAL, Kristin H. Prey items and predation behavior of killer whales (Orcinus orca) in Nunavut, Canada based on Inuit hunter interviews. Aquatic Biosystems. 2012-01-30, roč. 8, čís. 1, s. 3. Dostupné online [cit. 2022-09-28]. ISSN 2046-9063. doi:10.1186/2046-9063-8-3. PMID 22520955. (anglicky) 
  • LAIDRE, Kristin L.; HEIDE-JØRGENSEN, Mads Peter; ORR, Jack R. Reactions of Narwhals, Monodon monoceros, to Killer Whale, Orcinus orca, Attacks in the Eastern Canadian Arctic. The Canadian Field-Naturalist. 2006, roč. 120, čís. 4, s. 457–465. Dostupné online [cit. 2022-09-29]. ISSN 0008-3550. doi:10.22621/cfn.v120i4.355. (anglicky) 
  • LAIDRE, Kristin L; STIRLING, Ian; ESTES, James A. Historical and potential future importance of large whales as food for polar bears. Frontiers in Ecology and the Environment. 2018-11, roč. 16, čís. 9, s. 515–524. Dostupné online [cit. 2022-09-29]. doi:10.1002/fee.1963. (anglicky) 
  • GALICIA, Melissa P.; THIEMANN, Gregory W.; DYCK, Markus G. Polar bear diet composition reveals spatiotemporal distribution of Arctic marine mammals across Nunavut, Canada. Ecological Indicators. 2021-12-01, roč. 132, s. 108245. Dostupné online [cit. 2022-09-29]. ISSN 1470-160X. doi:10.1016/j.ecolind.2021.108245. (anglicky) 
  • AHONEN, Heidi; STAFFORD, Kathleen M.; LYDERSEN, Christian. A multi-year study of narwhal occurrence in the western Fram Strait—detected via passive acoustic monitoring. Polar Research. 2019-03-06. Dostupné online [cit. 2022-09-29]. ISSN 1751-8369. doi:10.33265/polar.v38.3468. (anglicky) 
  • LEFORT, Kyle J.; GARROWAY, Colin J.; FERGUSON, Steven H. Killer whale abundance and predicted narwhal consumption in the Canadian Arctic. Global Change Biology. 2020-08, roč. 26, čís. 8, s. 4276–4283. Dostupné online [cit. 2022-09-29]. ISSN 1354-1013. doi:10.1111/gcb.15152. (anglicky) 
  • WATT, C. A.; HEIDE-JØRGENSEN, M. P.; FERGUSON, S. H. How adaptable are narwhal? A comparison of foraging patterns among the world's three narwhal populations. Ecosphere. 2013-06, roč. 4, čís. 6, s. 1–15. Dostupné online [cit. 2022-09-29]. ISSN 2150-8925. doi:10.1890/ES13-00137.1. (anglicky) 
  • DIETZ, Rune; DESFORGES, Jean-Pierre; RIGÉT, Frank F. Analysis of narwhal tusks reveals lifelong feeding ecology and mercury exposure. Current Biology. 2021-05-10, roč. 31, čís. 9, s. 2012–2019.e2. PMID: 33705717. Dostupné online [cit. 2022-09-29]. ISSN 0960-9822. doi:10.1016/j.cub.2021.02.018. PMID 33705717. (anglicky) 
  • NIELSEN, Martin Reinhardt. Is climate change causing the increasing narwhal (Monodon monoceros) catches in Smith Sound, Greenland?. Polar Research. 2009-01, roč. 28, čís. 2, s. 238–245. Dostupné online [cit. 2022-10-01]. ISSN 1751-8369. doi:10.1111/j.1751-8369.2009.00106.x. (anglicky) 
  • HEIDE-JØRGENSEN, Mads Peter; HANSEN, Rikke Guldborg; WESTDAL, Kristin. Narwhals and seismic exploration: Is seismic noise increasing the risk of ice entrapments?. Biological Conservation. 2013-02-01, roč. 158, s. 50–54. Dostupné online [cit. 2022-10-01]. ISSN 0006-3207. doi:10.1016/j.biocon.2012.08.005. (anglicky) 
  • WAGEMANN, R.; SNOW, N. B.; LUTZ, A. Heavy Metals in Tissues and Organs of the Narwhal ( Monodon monoceros ). Canadian Journal of Fisheries and Aquatic Sciences. 1983-12-09, roč. 40, čís. S2, s. s206–s214. Dostupné online [cit. 2022-10-01]. ISSN 0706-652X. doi:10.1139/f83-326. (anglicky) 
  • HOOVER, Carie; BAILEY, Megan; HIGDON, Jeff. Estimating the Economic Value of Narwhal and Beluga Hunts in Hudson Bay, Nunavut. ARCTIC. 2013-03-08, roč. 66, čís. 1, s. 1–16–1–16. Dostupné online [cit. 2022-09-30]. ISSN 1923-1245. doi:10.14430/arctic4261. (anglicky) 
  • PORSILD, Morten P. On "Savssats": A Crowding of Arctic Animals at Holes in the Sea Ice. Geographical Review. 1918, roč. 6, čís. 3, s. 215–228. Dostupné online [cit. 2022-09-30]. ISSN 0016-7428. doi:10.2307/207815. (anglicky) 

howstuffworks.com

animals.howstuffworks.com

  • Narwhal Echolocation Abilities Exceed Those of Any Other Animal, Study Finds. HowStuffWorks [online]. 2016-11-17 [cit. 2022-09-29]. Dostupné online. (anglicky) 

hww.ca

  • LANGLOIS, Annie. Narwhal [online]. Environment and Climate Change Canada & Canadian Wildlife Federation [cit. 2022-09-30]. Dostupné online. (anglicky) 

int-res.com

  • LAIDRE, Kristin L.; HEIDE-JØRGENSEN, Mads Peter; DIETZ, Rune. Deep-diving by narwhals Monodon monoceros: differences in foraging behavior between wintering areas?. Marine Ecology Progress Series. 2003-10-17, roč. 261, s. 269–281. Dostupné online [cit. 2022-09-29]. ISSN 0171-8630. doi:10.3354/meps261269. (anglicky) 

iucnredlist.org

apiv3.iucnredlist.org

  • The IUCN Red List of Threatened Species 2022.2. 9. prosince 2022. Dostupné online. [cit. 2023-01-02].

iucnredlist.org

jstor.org

  • PORSILD, Morten P. On "Savssats": A Crowding of Arctic Animals at Holes in the Sea Ice. Geographical Review. 1918, roč. 6, čís. 3, s. 215–228. Dostupné online [cit. 2022-09-30]. ISSN 0016-7428. doi:10.2307/207815. (anglicky) 

lrb.co.uk

  • RUNDELL, Katherine. Consider the Narwhal. London Review of Books. 2019-01-03, roč. 41, čís. 01. Dostupné online [cit. 2022-10-01]. ISSN 0260-9592. (anglicky) 

massivesci.com

  • FREUND, Cassie. Narwhal DNA captured a survival story the last time the glaciers melted. Massive Science [online]. 2020-07-08 [cit. 2022-09-28]. Dostupné online. (anglicky) 

medium.com

  • MIKOLIC, Amanda. Hunting for a Unicorn Horn: Narwhal Tusks in Medieval Monsters [online]. Cleveland Museum of Art, 2019-09-06 [cit. 2022-10-01]. Dostupné online. (anglicky) 

metmuseum.org

  • BAKER, Eddie. Meet the Narwhal, the Long-Toothed Whale that Inspired a Magical Medieval Legend. Metmuseum.org [online]. 2021-02-03 [cit. 2022-10-01]. Dostupné online. (anglicky) 

narwhal.org

  • About the Tusk. www.narwhal.org [online]. Narwhal Tusk Research [cit. 2022-09-27]. Dostupné v archivu pořízeném z originálu dne 2022-03-25. (anglicky) 
  • Anatomy and Morphology of the Tusk. www.narwhal.org [online]. Narwhal Tusk Research [cit. 2022-09-27]. Dostupné v archivu pořízeném z originálu dne 2022-04-09. (anglicky) 
  • Narwhal Tusk Research -- About Us. www.narwhal.org [online]. [cit. 2022-09-27]. Dostupné v archivu pořízeném z originálu dne 2021-10-19. (anglicky) 

narwhaltusks.com

  • Narwhal Tusks - Narwhal Tusks for Sale - History Of The Narwhal. Narwhaltusks.com [online]. [cit. 2022-10-01]. Dostupné online. (anglicky) 

nationalgeographic.com

  • Video Solves Mystery of How Narwhals Use Their Tusks. www.nationalgeographic.com [online]. National Geographic, 2017-05-12 [cit. 2022-09-27]. Dostupné online. (anglicky) 
  • Narwhal, facts and photos. www.nationalgeographic.com [online]. National Geographic, 2010-11-11 [cit. 2022-10-01]. Dostupné online. (anglicky) 

nature.com

natureworldnews.com

  • MATHEWSON, Samantha. Narwhals: Their Tusks Act Like Sensors, Not Hunting Spears [online]. Nature World News, 2015-11-02 [cit. 2022-09-25]. Dostupné online. 

newscientist.com

  • OGDEN, Lesley Evans. Elusive narwhal babies spotted gathering at Canadian nursery. New Scientist [online]. [cit. 2022-09-30]. Dostupné online. (anglicky) 

nih.gov

ncbi.nlm.nih.gov

  • DIETZ, Rune; SHAPIRO, Ari D.; BAKHTIARI, Mehdi. Upside-down swimming behaviour of free-ranging narwhals. BMC Ecology. 2007-11-19, roč. 7, čís. 1, s. 14. Dostupné online [cit. 2022-09-26]. ISSN 1472-6785. doi:10.1186/1472-6785-7-14. PMID 18021441. (anglicky) 
  • GRAHAM, Zackary A.; GARDE, Eva; HEIDE-JØRGENSEN, Mads Peter. The longer the better: evidence that narwhal tusks are sexually selected. Biology Letters. 2020-03-25, roč. 16, čís. 3, s. 20190950. Dostupné online [cit. 2022-09-27]. doi:10.1098/rsbl.2019.0950. PMID 32183636. (anglicky) 
  • LOUIS, Marie; SKOVRIND, Mikkel; SAMANIEGO CASTRUITA, Jose Alfredo. Influence of past climate change on phylogeography and demographic history of narwhals, Monodon monoceros. Proceedings of the Royal Society B: Biological Sciences. 2020-04-29, roč. 287, čís. 1925, s. 20192964. Dostupné online [cit. 2022-09-28]. doi:10.1098/rspb.2019.2964. PMID 32315590. (anglicky) 
  • NGÔ, Manh Cuong; HEIDE-JØRGENSEN, Mads Peter; DITLEVSEN, Susanne. Understanding narwhal diving behaviour using Hidden Markov Models with dependent state distributions and long range dependence. PLOS Computational Biology. 14. 3. 2019, roč. 15, čís. 3, s. e1006425. Dostupné online [cit. 2022-09-29]. ISSN 1553-7358. doi:10.1371/journal.pcbi.1006425. PMID 30870414. (anglicky) 
  • KOBLITZ, Jens C.; STILZ, Peter; RASMUSSEN, Marianne H. Highly Directional Sonar Beam of Narwhals (Monodon monoceros) Measured with a Vertical 16 Hydrophone Array. PLOS ONE. 9. 11. 2016, roč. 11, čís. 11, s. e0162069. Dostupné online [cit. 2022-09-29]. ISSN 1932-6203. doi:10.1371/journal.pone.0162069. PMID 27828956. (anglicky) 
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