“Kiai’s Leadership Efforts in Instilling the Independent Spirit of Students at Hidayatul Mubtadi’in Sobo Guno Islamic Boarding School Mangunsuman Siman Ponorogo”. 2022. Proceeding International Conference on Islamic Studies IAIN Ponorogo (ICIS) 3 (November): 108-16. https://doi.org/10.21154/icis.v0i0.788.