Hapsoh, , Sudirman Yahya, T. M. H. Oelim, and Didy Sopandie. “Respon Beberapa Genotipe Kedelai Terhadap Tingkat Cekaman Kekeringan Tanah Ultisol”. Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) 32, no. 3 (December 31, 2004). Accessed September 21, 2026. https://journal.ipb.ac.id/jurnalagronomi/article/view/1456.