by Schonau, A.P.G, Boden, D.I, Lourens, M.J
Published in Report - Wattle Research Institute (1980)

by Schonau, A.P.G, Boden, D.I, Herbert, M.A, Lourens, M.J
Published in Report - Wattle Research Institute (1981)

by Dauth, J, Keffen, R H, Van Heerden, J, Dreyer, M J, Lourens, C
Published in Journal of the South African Veterinary Association (01.09.1987)

by Dauth, J., Lourens, C., Dreyer, M.J., Rechav, Y., Fielden, Laura J., Clarke, Francoise C. and Mackie, A.J.
Published in South African journal of wildlife research (01.01.1990)