S. Syahrudin, I. Ishomuddin, O. Sukmana, and H. Suyudi, “Spiritual Rationality and Social Actions of Pesantren Leaders in the BUMPes Incubation Assistance Program: A Narrative Hermeneutic Study in Ponorogo, East Java, Indonesia”, QLMN, vol. 18, no. 2, pp. 891–906, Jul. 2026.