000 00302nam a2200133Ia 4500
001 14589
008 170722s9999 xx 000 0 und d
100 _aHalmos Paul R.
245 _aLectures on Boolean algebra /
260 _c1963
653 _aBoolean Algebra
653 _aMathematics
942 _cGEN
999 _c1190
_d1190