Joubert, E. 1996. On the clover trail: the plight of the world rhinos. Windhoek, Gamsberg MacMillan. pp. i-xii, 1-180.
Joubert, E. 1984. Notes.
Joubert, E. 1984. Die swartrenoster: ‘n suksesverhaal van bewaring in SWA. Quagga 7: 12-17.
Joubert, E.; Mostert, P.K.N. 1975. Distribution patterns and status of some mammals in South West Africa. Madoqua 9 (1): 5-44.
Joubert, E. 1971. The past and present distribution and status of the black rhinoceros (Diceros bicornis Linn. 1758) in South West Africa. Madoqua (1) 4: 33-43, maps 1-3.
Joubert, E.; Eloff, F.C. 1971. Notes on the ecology and behaviour of the black rhinoceros Diceros bicornis Linn. 1758 in South West Africa. Madoqua (1) 3: 5-53, pls. 1-24, figs. 1-10, map 1, tables 1-13.
Joubert, E. 1970. The taxonomic status of the black rhinoceros (Diceros bicornis Linn. 1758) in South West Africa. Madoqua (1) 2: 27-37, pl. 1, figs. 1-2, tables 1-4.
Joubert, E. 1969. An ecological study of the black rhinoceros Diceros bicornis Linn. 1758 in South West Africa. Pretoria University, Ph.D. Thesis. pp. 1-235.






