TY - BOOK AU - Olsen, S.O. AU - Sozen, M.A., coaut.Siess, C.P., coaut. TI - Investigation of prestressed reinforced concrete for highwa-y bridges part 4: strength in shear of beams with web reinf-orcement / by S.O. Olesen, M.A. Sozen, C.P. Siess CY - Urbana, Illinois : University of Illinois, College of Engineering ER -