FAHAM SYAH; SISWANTO, S.; DEDY MARDIYANSAH; IDI WARSAH; EKA APRIYANI; MIRZON DAHERI. Systems and Contingency in the Development of Islamic Educational Institutions (A Case Study of Pesantren Nurul Huda Sukaraja, OKU Timur, South Sumatra). Berkala Ilmiah Pendidikan, v. 6, n. 3, p. 35-42, 20 Sep. 2026.