Garatta, Mega Rani Jaya, et al. “Optimizing the Management of Educational Facilities and Infrastructure in Vocational High Schools”. Jurnal Pallangga Praja (JPP), vol. 7, no. 2, Dec. 2025, pp. 129-42, https://ejournal.ipdn.ac.id/index.php/jpp/article/view/5873.