Aulia, Nur Annisa, and Shaleh. “FUNDING SOURCE DIVERSIFICATION STRATEGIES IN NON-FORMAL EDUCATION: A Field Study at PKBM Al-Islam Giwangan Yogyakarta”. Wahana Islamika Jurnal Studi Keislaman, vol. 11, no. 1, Apr. 2025, pp. 69-77, https://doi.org/10.61136/yv6dgc27.