000 00264nam a2200133Ia 4500
100 _aCherhasshy/ V.M.
942 _cRB
654 _aPumps
245 _aPumps
260 _bMir Publishers
_aMoscow
_c1980
082 _a621.6
300 _a388
546 _aENGLISH
999 _c23664
_d23664