Tampubolon, K. et al. 2024. Creating a Comfortable Pesantren Environment and Food Independence: A Study of the Principal’s Policy Implementation at Darussalam Guntur Coal Islamic Boarding School. KnE Social Sciences. 9, 27 (Oct. 2024), 169–181. DOI:https://doi.org/10.18502/kss.v9i27.17101.