HOLMGREN GREVE, A. Analysis of chilean standard for concrete cores Nch 1171. Of 2001. Revista Ingeniería de Construcción, [S. l.], v. 17, n. 3, p. 171–178, 2024. Disponível em: https://ojs.uc.cl/index.php/ric/article/view/17173. Acesso em: 19 jul. 2024.