000 00358nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aN.Vilenkin
245 0 _aCombinational Mathematics for Reaction
250 _a1st Ed
260 _aMoscow
260 _bMir Publishers
260 _c1972
650 _aCombinational Mathematics for Reaction
942 _cBK
999 _c438
_d438