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Kenneth Carpenter, Peter Galton: A photo documentation of bipedal ornithischian dinosaurs from the Upper Jurassic Morrison Formation, USA. In: Geology of the Intermountain West. Band5, 17. August 2018, ISSN2380-7601, S.167–207, doi:10.31711/giw.v5.pp167-207 (utahgeology.org [abgerufen am 2. Januar 2021]).
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Kenneth Carpenter, Peter Galton: A photo documentation of bipedal ornithischian dinosaurs from the Upper Jurassic Morrison Formation, USA. In: Geology of the Intermountain West. Band5, 17. August 2018, ISSN2380-7601, S.167–207, doi:10.31711/giw.v5.pp167-207 (utahgeology.org [abgerufen am 2. Januar 2021]).
zdb-katalog.de
Kenneth Carpenter, Peter Galton: A photo documentation of bipedal ornithischian dinosaurs from the Upper Jurassic Morrison Formation, USA. In: Geology of the Intermountain West. Band5, 17. August 2018, ISSN2380-7601, S.167–207, doi:10.31711/giw.v5.pp167-207 (utahgeology.org [abgerufen am 2. Januar 2021]).
Othniel C. Marsh: Notice of new dinosaurian reptiles from the Jurassic formations. In: American Journal of Science and Arts. Series 3, Bd. 14 = Bd. 114, Nr. 84, Article 53, 1877, ISSN0002-9599, S. 514–516, Digitalisat.