Dewi Arini, and Anthoni Veery Mardianta. “Waste Water Management in Supporting Sustainable Tourism in Girsang Sipangan Bolon District”. International Journal of Architecture and Urbanism 6, no. 1 (March 31, 2022): 9–14. Accessed August 6, 2025. https://idjpcr.usu.ac.id/ijau/article/view/8667.