Eliza, E., Moeloek, N., Suhana, N. and Sukmaniah, S. S. (1997) “The effects of protein energy malnutrition (PEM) on sperm quality and spermatogenesis of male rats injected by testosterone enanthaie+)”, Medical Journal of Indonesia, 6(1), pp. 3–10. doi: 10.13181/mji.v6i1.799.