ธนารักษ์ ป.; เพชรสุวรรณ ว.; ขาวสะอาด ณ. The Factors Affecting Biogas Usage of Restaurants in Phitsanulok Municipality. Progress in Applied Science and Technology, Thailand, v. 7, n. 1, p. 105–114, 2017. Disponível em: https://ph02.tci-thaijo.org/index.php/past/article/view/243117. Acesso em: 21 may. 2024.