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Ruben JA, Jones TD, Geist NR (2003). "Respiratory and reproductive paleophysiology of dinosaurs and early birds". Physiological and Biochemical Zoology. 76 (2): 141–164. doi:10.1086/375425. hdl:10211.1/1472. PMID12794669. S2CID222819.
Ruben JA, Jones TD, Geist NR (2003). "Respiratory and reproductive paleophysiology of dinosaurs and early birds". Physiological and Biochemical Zoology. 76 (2): 141–164. doi:10.1086/375425. hdl:10211.1/1472. PMID12794669. S2CID222819.
Hillenius WJ, Ruben JA (November–December 2004). "The evolution of endothermy in terrestrial vertebrates: Who? When? Why?". Physiological and Biochemical Zoology. 77 (6): 1019–1042. doi:10.1086/425185. PMID15674773. S2CID29300018.
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Ruben JA, Jones TD, Geist NR (2003). "Respiratory and reproductive paleophysiology of dinosaurs and early birds". Physiological and Biochemical Zoology. 76 (2): 141–164. doi:10.1086/375425. hdl:10211.1/1472. PMID12794669. S2CID222819.
Hillenius WJ, Ruben JA (November–December 2004). "The evolution of endothermy in terrestrial vertebrates: Who? When? Why?". Physiological and Biochemical Zoology. 77 (6): 1019–1042. doi:10.1086/425185. PMID15674773. S2CID29300018.