เหมทานนท์ ส. The Study of Appropriate Water Supply Quality for Consumption in Tambon La-Ai, Amphor Chawang, Nakhon Si Thammarat Province. Wichcha Journal Nakhon Si Thammarat Rajabhat University, ์Nakhon Si Thammarat, Thailand, v. 36, n. 1, p. 98–111, 2017. Disponível em: https://li01.tci-thaijo.org/index.php/wichcha/article/view/105533. Acesso em: 16 sep. 2026.