Ng, Julia S.C.

Ng, Julia S.C.; Zainuddin, Z.Z.; Nordin, A. 2001. Wallows and wallow utilization of the Sumatran rhinoceros (Dicerorhinus sumatrensis) in a natural enclosure in Sungai Dusun Wildlife Reserve, Selangor, Malaysia. Journal of Wildlife and Parks (Malaysia) 19: 7-12, figs. 1-4, table 1.

Zainuddin, Z.Z.; Ng, Julia S.C.; Azahar, M.A.; Aidi, M. 2000. Faecal fibre length in the Malayan tapir (Tapirus indicus) and the Sumatran rhinoceros (Dicerorhinus sumatrensis). Malayan Nature Journal 54 (4): 341-345, pl. 1, fig. 1, table 1.

Zainuddin, Z.Z.; Ng, Julia S.C.; Azahar, M.A.; Noor, I.M. 2000. Indirect observations of the Sumatran rhinoceros in the wild. Malaysian Naturalist 53 (4): 22-27, figs. 1-14.