References

Chen JH, Pan D, Groves C, Wang YX, Narushima E, Fitch-Snyder H, Crow P, Thanh VN, Ryder O, Zhang HW, Fu YX, Zhang YP. 2006. Molecular phylogeny of Nycticebus inferred from mitochondrial genes. International Journal of Primatology 27: 1187-1200.