000 00330nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aR.M.Somasundaram
245 0 _aDiscrete Mathematical Structures
250 _a-
260 _a-
260 _b-
260 _c0
650 _aDiscrete Mathematical Structures
942 _cBK
999 _c23539
_d23539