00391nam a2200133Ia 4500008004100000041000800041082001400049100003000063245007500093250000800168260004700176300000700223650002700230230711s9999||||xx |||||||||||||| ||und||  aENG  a624bBU-I  aBureau of Indian Standard 0aIS : 1893 1984bCriteria for earthquake resistant design of structures  a1st  c1986aNew DelhibBureau of Indian Standard  a77  aMechanical Engineering