Triana, Windi, Lainatusshifa Kemal, and Annisa Alifa Rahma. “Green Accounting Policy for Water Transportation Services to Support Sustainable Tourism in the Lake Toba Area”. Dinasti International Journal of Economics, Finance & Accounting 5, no. 5 (November 12, 2024): 4851–4861. Accessed May 3, 2025. https://dinastipub.org/DIJEFA/article/view/3500.