TY  - GEN
AU  - Barney, George B. & others
TI  - Prestressed beams with large web openings : structural behaviour, design recommendations and design example
PY  - 1977///
CY  - Chicago
PB  - PCI
KW  - BEAMS AND GIRDERS-PRESTRESSED
KW  - STRUCTURAL DESIGN-PRESTRESSING
KW  - CONCRETE CONSTRUCTION-PRESSTRESSING
ER  -