John R. Horner, Robert Makela. Nest of juveniles provides evidence of family structure among dinosaurs. „Nature”. 282, s. 296–298, 1979. DOI: 10.1038/282296a0. (ang.).
John R. Horner, David B. Weishampel. A comparative embryological study of two ornithischian dinosaurs. „Nature”. 332, s. 256–257, 1988. DOI: 10.1038/332256a0. (ang.).
Nicholas R. Geist, Terry D. Jones. Juvenile skeletal structure and the reproductive habits of dinosaurs. „Science”. 272 (5262), s. 712–714, 1996. DOI: 10.1126/science.272.5262.712. (ang.).
