000 00756nam a2200193 a 4500
005 20220228110650.0
035 _aF8901000713142
084 _aUC EERC 75-22 1975
100 _aChopra, Anil K.
245 _aFrequency dependent stiffness matrices for viscoelastic hal-f plane foundations / by Anil K. Chopra, P. Chakrabarti, Ga-utam Dasgupta.
260 _aBerkeley, Calif. : enter
300 _a125 p.
440 _aReport ; No. UCB / EERC 75-22.
500 _a".
500 _a"Sponsored by National Science Foundation Grant ATA74-20554-
690 _aCimentación, Estructura - Interacción - Análisis.
700 _aChakrabarti, P., coaut.Dasgupta, Gautam, coaut.
710 _aUniversity of California, Earthquake Engineering Research C-enter.
999 _c60682
_d60682