Noor R. Willingnes to Pay Sungai Tamban Muara Kecamatan Tamban Kabupaten Barito Kuala. JIEP [Internet]. 2025 Apr. 30 [cited 2026 Oct. 5];1(2):360-8. Available from: https://jiep.ulm.ac.id/index.php/jiep/article/view/2313