000 00432 a2200145 4500
035 _a
090 _c7597
_d7597
100 _aBogdanovic, Stojan
245 _aSemigroups with a system of subsemigroups
_cStojan Bogdanovic
260 _aNovi Sad
_bInstitute of Mathematics University of Novi Sad
_c1985
300 _a195 p
_c24 cm
500 _aLucrarea este multigrafiata
500 _aContine bibliogr. si index
942 _aIMAR
_cCART
999 _c7452
_d7452