TY - BOOK AU - Mansur,M. A. AU - Tan,Kiang-Hwee TI - CONCRETE BEAMS WITH OPENINGS U1 - 624.183423 PY - 1999/// CY - PB - Crc Press, Boca Raton, Fl. KW - Concrete Beams -- Design And Construction KW - Prestressed Concrete Beams -- Design And Construction ER -