TY  - BOOK
ED  - ASTM
TI  - 1980 Annual Book of ASTM Standards. Part 4 : : Steel-Structural, reinforcing, pressure vessel, railway; Fasteners
PY  - 1980///
CY  - Philadelphia : 
PB  - ASTM, 
KW  - ACERO ESTRUCTURAL
KW  - CONCRETO REFORZADO
KW  - NORMAS ASTM
ER  -