Wright, A.J.; Walsh, A (2010). "Mind the gap: why neurological plasticity may explain seasonal interruption in humpback whale song". Journal of the Marine Biological Association of the United Kingdom. 90 (8): 1489–1491. Bibcode:2010JMBUK..90.1489W. doi:10.1017/s0025315410000913. S2CID84796594.
Smith, Joshua N.; Goldizen, Anne W.; Dunlop, Rebecca A.; Noad, Michael J. (2008). "Songs of male humpback whales, Megaptera novaeangliae, are involved in intersexual interactions". Animal Behaviour. 76 (2): 467–477. doi:10.1016/j.anbehav.2008.02.013. S2CID29660106.
Berwick, Robert C.; Okanoya, Kazuo; Beckers, Gabriel J.L.; Bolhuis, Johan J. (2011). "Songs to syntax: The linguistics of birdsong". Trends in Cognitive Sciences. 15 (3): 113–121. doi:10.1016/j.tics.2011.01.002. PMID21296608. S2CID17963919.
Mattila, David. K; Guinee, Linda N.; Mayo, Charles A. (1987). "Humpback Whale Songs on a North Atlantic Feeding Ground". Journal of Mammalogy. 68 (4): 880–883. doi:10.2307/1381574. JSTOR1381574.
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Wright, A.J.; Walsh, A (2010). "Mind the gap: why neurological plasticity may explain seasonal interruption in humpback whale song". Journal of the Marine Biological Association of the United Kingdom. 90 (8): 1489–1491. Bibcode:2010JMBUK..90.1489W. doi:10.1017/s0025315410000913. S2CID84796594.
W. W. L. Au; A. Frankel; D. A. Helweg & D. H. Cato (2001). "Against the humpback whale sonar hypothesis". IEEE Journal of Oceanic Engineering. 26 (2): 295–300. Bibcode:2001IJOE...26..295A. doi:10.1109/48.922795.
Scheifele, PM; Andrew, S; Cooper, RA; Darre, M; Musiek, FE; Max, L (2005). "Indication of a Lombard vocal response in the St. Lawrence River Beluga". The Journal of the Acoustical Society of America. 117 (3 Pt 1): 1486–92. Bibcode:2005ASAJ..117.1486S. doi:10.1121/1.1835508. PMID15807036.
Backus, Richard H.; Bumpus, Dean; Lawrence, Barbara; Norris, Kenneth S.; Ray, Clayton E.; Ray, G. Carleton; Twiss, John R.; Watkins., William A. (July 1995). "William Edward Schevill 1906-1994". Marine Mammal Science. 11 (3): 416–419. Bibcode:1995MMamS..11..416B. doi:10.1111/j.1748-7692.1995.tb00300.x.
Mattila, David. K; Guinee, Linda N.; Mayo, Charles A. (1987). "Humpback Whale Songs on a North Atlantic Feeding Ground". Journal of Mammalogy. 68 (4): 880–883. doi:10.2307/1381574. JSTOR1381574.
Berwick, Robert C.; Okanoya, Kazuo; Beckers, Gabriel J.L.; Bolhuis, Johan J. (2011). "Songs to syntax: The linguistics of birdsong". Trends in Cognitive Sciences. 15 (3): 113–121. doi:10.1016/j.tics.2011.01.002. PMID21296608. S2CID17963919.
Scheifele, PM; Andrew, S; Cooper, RA; Darre, M; Musiek, FE; Max, L (2005). "Indication of a Lombard vocal response in the St. Lawrence River Beluga". The Journal of the Acoustical Society of America. 117 (3 Pt 1): 1486–92. Bibcode:2005ASAJ..117.1486S. doi:10.1121/1.1835508. PMID15807036.
US Department of Commerce, National Oceanic and Atmospheric Administration. "Why do whales make sounds?". oceanservice.noaa.gov. Retrieved 24 October 2021.
Wright, A.J.; Walsh, A (2010). "Mind the gap: why neurological plasticity may explain seasonal interruption in humpback whale song". Journal of the Marine Biological Association of the United Kingdom. 90 (8): 1489–1491. Bibcode:2010JMBUK..90.1489W. doi:10.1017/s0025315410000913. S2CID84796594.
Smith, Joshua N.; Goldizen, Anne W.; Dunlop, Rebecca A.; Noad, Michael J. (2008). "Songs of male humpback whales, Megaptera novaeangliae, are involved in intersexual interactions". Animal Behaviour. 76 (2): 467–477. doi:10.1016/j.anbehav.2008.02.013. S2CID29660106.
Berwick, Robert C.; Okanoya, Kazuo; Beckers, Gabriel J.L.; Bolhuis, Johan J. (2011). "Songs to syntax: The linguistics of birdsong". Trends in Cognitive Sciences. 15 (3): 113–121. doi:10.1016/j.tics.2011.01.002. PMID21296608. S2CID17963919.
Fitch, W. T.; Neubauer, J.; Herzel, H. (2002). "Calls out of chaos: the adaptive significance of nonlinear phenomena in mammalian vocal production". Anim. Behav. 63 (3): 407–418. doi:10.1006/anbe.2001.1912. S2CID16090497.