คำพุฒ ป. .; ไพฑูรย์ พ. . Requirement of the Organizations in Qualification for Civil Engineering. Frontiers in Engineering Innovation Research, [S. l.], v. 4, p. 45–53, 2003. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242337. Acesso em: 25 mar. 2025.