Arum, S. S., S. T. Hidayat, N. Khafidhoh, S. Kumorowulan, S. Suhartono, and A. Suwondo. “EFFECT OF SECANG WOOD (CEASALPINIA SAPPAN L.) EXTRACT ON MORPHOLOGY OF SPERMATOZOA, SPERM COUNT, AND REVERSIBLE PROCESS IN MALE RATS”. Belitung Nursing Journal, vol. 3, no. 2, Apr. 2017, pp. 142-7, doi:10.33546/bnj.78.