Anak Jumpo, Sonny, and Mohammad Puad Bebit. “ SUNGAI UTIK AND SUNGAI SADAP PUTUSSIBAU INDONESIA”. Journal of Borneo Social Transformation Studies 6, no. 1 (December 23, 2020): 77–86. Accessed May 7, 2024. https://jurcon.ums.edu.my/ojums/index.php/jobsts/article/view/2794.