Cheablam, Onanong. “Nipa Palm: Natural Resources and Tourist Destination of Khanap Nak Community, Nakhon Si Thammarat Province”. Area Based Development Research Journal 10, no. 6 (November 20, 2018): 496–513. Accessed April 20, 2024. https://so01.tci-thaijo.org/index.php/abcjournal/article/view/156254.