Zhan, F. F., S. Seli, and S. Sahrul. “Navigating Political Ecotourism through Quadruple Helix Collaboration: The Case of Lake Sebedang During Covid-19 Pandemic”. Pancasila International Journal of Applied Social Science, vol. 3, no. 01, Jan. 2025, pp. 19-32, doi:10.59653/pancasila.v3i01.1164.