Dewantara, Norman, Rochelle Trixie Silalahi, Aulia Magistrani Rudend, dan Vanessa Gloria Pranastuti. “Analisis Biaya Operasional UMKM Frozen Laundry Menggunakan Metode Activity-Based Costing (ABC)”. Sewagati 8, no. 5 (November 3, 2024): 2091–2102. Diakses Mei 10, 2025. https://journal.its.ac.id/index.php/sewagati/article/view/1824.