Evans, D. C.; Schott, R. K.; Larson, D. W.; Brown, C. M.; Ryan, M. J. (2013). “The oldest North American pachycephalosaurid and the hidden diversity of small-bodied ornithischian dinosaurs”. 《Nature Communications》 4: 1828. Bibcode:2013NatCo...4E1828E. doi:10.1038/ncomms2749. PMID23652016.
harvard.edu
adsabs.harvard.edu
Evans, D. C.; Schott, R. K.; Larson, D. W.; Brown, C. M.; Ryan, M. J. (2013). “The oldest North American pachycephalosaurid and the hidden diversity of small-bodied ornithischian dinosaurs”. 《Nature Communications》 4: 1828. Bibcode:2013NatCo...4E1828E. doi:10.1038/ncomms2749. PMID23652016.
nih.gov
ncbi.nlm.nih.gov
Evans, D. C.; Schott, R. K.; Larson, D. W.; Brown, C. M.; Ryan, M. J. (2013). “The oldest North American pachycephalosaurid and the hidden diversity of small-bodied ornithischian dinosaurs”. 《Nature Communications》 4: 1828. Bibcode:2013NatCo...4E1828E. doi:10.1038/ncomms2749. PMID23652016.