Analisis Willingness to Pay untuk Peningkatan Pelayanan PDAM Tirta Bangka dengan menggunakan Contingent Valuation Method. Jurnal Serambi Engineering, [S. l.], v. 9, n. 3, p. 10264–10274, 2024. Disponível em: https://jse.serambimekkah.id/index.php/jse/article/view/450. Acesso em: 19 apr. 2025.