Duminduhewa, Chinthana, Rev Wimalarathana, and Mubarak Kaldeen. “Demand for Responsible Tourism in Sri Lanka: A Case Study of Yala Wildlife Destination”. Journal On Tourism & Sustainability 4, no. 1 (December 1, 2020): 27–40. Accessed June 25, 2021. https://ontourism.online/index.php/jots/article/view/89.