Yaoming Hu; Jin Meng; Chuankui Li; Yuanqing Wang (2010). "New basal eutherian mammal from the Early Cretaceous Jehol biota, Liaoning, China". In Xing Xu; Zhe-Xi Luo; Jia-Yu Rong (eds.). Recent advances in Chinese palaeontology. Vol. 277. pp. 229–236. doi:10.1098/rspb.2009.0203. PMC2842663. PMID19419990. {{cite book}}: |journal= ignored (help)
nih.gov
ncbi.nlm.nih.gov
Yaoming Hu; Jin Meng; Chuankui Li; Yuanqing Wang (2010). "New basal eutherian mammal from the Early Cretaceous Jehol biota, Liaoning, China". In Xing Xu; Zhe-Xi Luo; Jia-Yu Rong (eds.). Recent advances in Chinese palaeontology. Vol. 277. pp. 229–236. doi:10.1098/rspb.2009.0203. PMC2842663. PMID19419990. {{cite book}}: |journal= ignored (help)
pubmed.ncbi.nlm.nih.gov
Yaoming Hu; Jin Meng; Chuankui Li; Yuanqing Wang (2010). "New basal eutherian mammal from the Early Cretaceous Jehol biota, Liaoning, China". In Xing Xu; Zhe-Xi Luo; Jia-Yu Rong (eds.). Recent advances in Chinese palaeontology. Vol. 277. pp. 229–236. doi:10.1098/rspb.2009.0203. PMC2842663. PMID19419990. {{cite book}}: |journal= ignored (help)