SIALLAGAN, Asihon; MAHARANI, Anita; MARIA, Maya. Customer Preference Analysis: Why are R1 450VA Electricity Customers not Interested in Increasing Power? (A Case Study of PT PLN Batam Customers). Dinasti International Journal of Economics, Finance & Accounting, [S. l.], v. 6, n. 4, p. 3313–3323, 2025. DOI: 10.38035/dijefa.v6i4.5152. Disponível em: https://www.dinastipub.org/DIJEFA/article/view/5152. Acesso em: 23 apr. 2026.