Hurip Pratomo, Adi Winarto, and Susi Sulistana. “Increasing Mature Spermatids Formation Using Pasak Bumi”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 67, no. 1 (February 11, 2023): 204–216. Accessed September 13, 2025. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/15333.