Nyctosaurus (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Nyctosaurus" in Italian language version.

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B. Andres, J. Clark e X. Xu, The Earliest Pterodactyloid and the Origin of the Group, in Current Biology, vol. 24, 2014, pp. 1011–6, DOI:10.1016/j.cub.2014.03.030, PMID 24768054.
Carpenter, K. (2003). "Vertebrate Biostratigraphy of the Smoky Hill Chalk (Niobrara Formation) and the Sharon Springs Member (Pierre Shale)." High-Resolution Approaches in Stratigraphic Paleontology, 21: 421-437. DOI: 10.1007/978-1-4020-9053-0

Alexander Wilhelm Armin Kellner, Os répteis voadores do cretáceo brasileiro, in Anuário do Instituto de Geociências, vol. 12, 1989, pp. 86-106. URL consultato il 24 novembre 2013 (archiviato dall'url originale il 2 dicembre 2013).