คำพุฒ ป. .; สุรชาติเมธินทร์ อ. . Apparatus for Helping Cap Concrete Specimens. Frontiers in Engineering Innovation Research, [S. l.], v. 3, p. 17–21, 2003. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242348. Acesso em: 20 apr. 2025.