Hasballah, Badriah, Aliasuddin Aliasuddin, & Joni Joni. " Willingness to Pay for Taman Hutan Raya Pocut Meurah Intan: Does environmental awareness boost ecotourism?." International Journal of Advanced Research in Economics and Finance [Online], 3.4 (2021): 80-88. Web. 4 Jul. 2022