Building code requeriments for structural plain concrete (ACI 318.1-89) (Revised 1992) and commentary-ACI 318.1R-89 (Revised 1992) : reported by ACI Committee 318 - American Concrete Institute (Estados Unidos) (Detroit, Mich. : ACI, 1992)
Keywords: CONSTRUCCIONES DE HORMIGON ARMADO; CONTRATOS Y ESPECIFICACIONES; NORMAS