00354nam a2200145 i 4500001000300000100001600003245006500019260001900084700001900103700001900122040000800141041000800149080001000157008004100167bg1 aBELOV, V. V 0aTeorija grafov /cV.V. Belov, E.M. Vorob'ev, V.E. Šatalov.  aMoskva,c1976.1 aVOROBEV, E. M.1 aSATALOV, V. E.  cBPK  apol  a519.1      s        pl     f     |000 0 pol