00249nam a2200109Ia 4500008004100000041000800041082002500049100001500074245003300089260000900122300000800131211209s1959    xx            000 0 und d  aeng  a624.1776 N59 TIM/KRI  aTIMOSHENKO  aTHEORY OF PLATES AND SHELLS   c1959  a580