Deviany Kartika, Hadi Surya Wibawanto Sunarwadi, & Danang Hadi Nugroho. (2026). Effects of Geographic Accessibility and Mahakam River’s Water Levels on HSBGN in Mahakam Ulu Regency. Journal of Creative Power and Ambition (JCPA), 4(02), 3631–3640. https://doi.org/10.70610/jcpa.2174