00290nam a2200097Ia 450000500170000000800410001705000210005810000190007924500530009826000410015120251229183810.0251229s9999    xx            000 0 und d  aTA 405 .T38 1968  aTimonshenko S. 0aElements of strength of materialscS Timonshenko  aNew Yorkb D. Van Nostrand Co; 1968.