00668nam0-22002651i-450-99000035236040332120001010000035236FED01000035236(Aleph)000035236FED0100003523620001010d--------km-y0itay50------baitay-------001yyCIVIL Engineering MaterialsEdited by N. Jackson.LondonMacMillan Press Ltd.1977668Jackson,N.ITUNINARICAUNIMARCBK99000035236040332104 186-368CADINCHDINCHUNINAING01