Phumsathan, S., and N. Pongpattananurak. “Wildlife Tourism Management: Case Study of the Kruger National Park, South Africa As a Guideline for Wildlife Tourism Management in Thailand”. Thai Journal of Forestry, vol. 40, no. 2, Dec. 2021, pp. 204-19, https://li01.tci-thaijo.org/index.php/tjf/article/view/251128.