Wibowo, Muhammad Teguh, Zainal Abidin, and Lina Marlina. 2021. “ECONOMIC VALUATION WITH TRAVEL COST METHOD (TCM) SLANIK WATERPARK SOUTH LAMPUNG DISTRICT”. Journal of Community Based Environmental Engineering and Management 5 (1):1-8. https://doi.org/10.23969/jcbeem.v5i1.3359.