Honeycutt, Rodney L. (2009). "Rodents (Rodentia)"(PDF). I Hedges, S.B.; Kumar, S. (red.). The Timetree of Life. Oxford University Press. Arkiveret fra originalen den 23. september 2013. Hentet 2014-09-26.{{cite book}}: CS1-vedligeholdelse: Uegnet url (link)