Duong, V.T. , Son, N.T. , Hai, B.T. , Tu, L.N. , Phuong, D.H. , Tuan, T.A. , Motokawa, M., Endo, H. and Oshida, T. 2021. Biogeographical variation on craniomandibular morphology in pallas’s squirrel <i>Callosciurus erythraeus</i> (Pallas, 1779) (Rodentia: Sciuridae) in Vietnam. Academia Journal of Biology. 43, 4 (Dec. 2021), 25–44. DOI:https://doi.org/10.15625/2615-9023/16301.