Grand, T. I.; Barboza, P. S. (2001). "Anatomy and development of the koala, Phascolarctos cinereus: An evolutionary perspective on the superfamily Vombatoidea". Anatomy and Embryology. 203 (3): 211–23. doi:10.1007/s004290000153. PMID11303907.
Grand, T. I.; Barboza, P. S. (2001). "Anatomy and development of the koala, Phascolarctos cinereus: An evolutionary perspective on the superfamily Vombatoidea". Anatomy and Embryology. 203 (3): 211–23. doi:10.1007/s004290000153. PMID11303907.