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nih.gov
pubmed.ncbi.nlm.nih.gov
Sampson (2013). „A remarkable short-snouted horned dinosaur from the Late Cretaceous (late Campanian) of southern Laramidia”. Proceedings of the Royal Society B: Biological Sciences280 (1766), 20131186. o. DOI:10.1098/rspb.2013.1186. PMID23864598.full text
royalsocietypublishing.org
rspb.royalsocietypublishing.org
Sampson (2013). „A remarkable short-snouted horned dinosaur from the Late Cretaceous (late Campanian) of southern Laramidia”. Proceedings of the Royal Society B: Biological Sciences280 (1766), 20131186. o. DOI:10.1098/rspb.2013.1186. PMID23864598.full text