00245nam a2200109Ia 4500100002900000654001400029245002500043260002800068082001900096300000800115546001200123  aDarkov/ A./ Kuznestov/V   aMechanics  aStructural Mechanics  bMir  PublishersaMoscow  a624.1bDav/Kuz  a703  aENGLISH