Dung, T.H., Quan, T.K., Cong, N.T., Hieu, H.V. and Dung, C.A. 2016. Origin of Phu Quoc ridgeback dog by using mitochondrial d-loop sequences. Academia Journal of Biology. 38, 2 (Jun. 2016), 269–278. DOI:https://doi.org/10.15625/0866-7160/v38n2.8346.