000 00270nam a2200073 4500
080 _a
_b
245 _aIS:9456 - 1980; Code of Practice for Design and Construction of Conical and Hyperbolic Paraboloidal types of Shell Foundation
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1980
300 _a29p
999 _c31373
_d31373