Spatula puna (Romanian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Spatula puna" in Romanian language version.

refsWebsite

Global rank Romanian rank

387^th place

117^th place

2^nd place

3^rd place

6^th place

23^rd place

88^th place

26^th place

1,007^th place

1,971^st place

archive.org (Global: 6^th place; Romanian: 23^rd place)

Jobling, James A. (2010). The Helm Dictionary of Scientific Bird Names. London: Christopher Helm. p. 361. ISBN 978-1-4081-2501-4.
Jobling, James A. (2010). The Helm Dictionary of Scientific Bird Names. London: Christopher Helm. pp. 324, 361. ISBN 978-1-4081-2501-4.

Tschudi, Johann Jakob von (1844). „Avium conspectus”. Archiv für Naturgeschichte. 10 Part 1: 262–317 [315–316].
Mayr, Ernst; Cottrell, G. William, ed. (1979). Check-list of Birds of the World. 1 (ed. 2nd). Cambridge, Massachusetts: Museum of Comparative Zoology. p. 475.
Boie, Friedrich (1822). „Generalübersicht”. Isis von Oken (în German). 1822. Col 564.
Mayr, Ernst; Cottrell, G. William, ed. (1979). Check-list of Birds of the World. 1 (ed. 2nd). Cambridge, Massachusetts: Museum of Comparative Zoology. p. 460.

BirdLife International (2016). „Spatula puna”. IUCN Red List of Threatened Species. 2016: e.T22680326A92855733. doi:10.2305/IUCN.UK.2016-3.RLTS.T22680326A92855733.en . Accesat în 25 septembrie 2021.
Gonzalez, J.; Düttmann, H.; Wink, M. (2009). „Phylogenetic relationships based on two mitochondrial genes and hybridization patterns in Anatidae”. Journal of Zoology. 279 (3): 310–318. doi:10.1111/j.1469-7998.2009.00622.x.

Gill, Frank; Donsker, David, ed. (2017). „Screamers, ducks, geese & swans”. World Bird List Version 7.3. International Ornithologists' Union. Accesat în 23 iulie 2017.