F. Fourie

Teratozoospermia and in-vitro fertilization: a randomized prospective study.

E. Bosmans, A. Cox, M. Janssen, 1994, Human reproduction.

Chronobiological fluctuations in semen parameters with a constant abstinence period.

E. Bosmans, A. Cox, M. Janssen, 1996, Archives of andrology.

In vitro maturation and fertilization of oocytes recovered from free-ranging Burchell's zebra (Equus burchelli) and Hartmann's zebra (Equus zebra hartmannae).

D. M. Barry, R. Godke, P. Bartels, 1997, Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians.

Effects of melatonin on heat production and enzymatic activity in diurnal and in nocturnal rodents.

A. Haim, F. Fourie, 1982, Comparative biochemistry and physiology. A, Comparative physiology.

Heat production in cold and long scotophase acclimated and winter acclimatized rodents

A. Haim, F. Fourie, 1980, International journal of biometeorology.

Heat Production in Nocturnal (Praomys Natalensis) and Diurnal (Rhabdomys pumilio) South African Murids

A. Haim, F. Fourie, 1980 .