Protopteryx (Turkish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Protopteryx" in Turkish language version.

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doi.org

doi.org

Zhang (2000). "A Primitive Enantiornithine Bird and the Origin of Feathers". Science. 290 (5498): 1955-1959. doi:10.1126/science.290.5498.1955. PMID 11110660.
Jin (2008). "On the horizon of Protopteryx and the early vertebrate fossil assemblages of the Jehol Biota". Chinese Science Bulletin. 53 (18): 2820-2827. doi:10.1007/s11434-008-0209-5.

dx.doi.org

O'Connor, J.K., Zhou Z. and Zhang F. (In press). "A reappraisal of Boluochia zhengi (Aves: Enantiornithes) and a discussion of intraclade diversity in the Jehol avifauna, China." Journal of Systematic Palaeontology, (published online before print 16 December 2010). DOI:10.1080/14772019.2010.512614

nih.gov

ncbi.nlm.nih.gov

Zhang (2000). "A Primitive Enantiornithine Bird and the Origin of Feathers". Science. 290 (5498): 1955-1959. doi:10.1126/science.290.5498.1955. PMID 11110660.