Iskandar Iskandar, Aan Andriawan, Fani Nur Dwi Saputro and Dwi Miftakhul Huda 2025. Islamic Organizations and Societal Development: An Examination of Kiai Soedja’s Perspectives on Establishing Penolong Kesengsaraan Oemoem (PKO) Muhammadijah. Bulletin of Indonesian Islamic Studies. 4, 1 (May 2025), 75-89. DOI:https://doi.org/10.51214/biis.v4i1.1436.