000 00278nam a2200109Ia 4500
008 211209s9999 xx 000 0 und d
041 _aeng
082 _a620.112 N74 MIR
100 _aMIROLYUBOU I N
245 _aAN AID TO SOLVING PROBLEMS IN STRENGTH OF MATERIALS
300 _a478
999 _c8831
_d8831