000 00459nmm a2200145Ia 4500
008 230201s9999||||xx |||||||||||||||||und||
020 _a9783642657801
100 _aW.W. Comfort; S. Negrepontis
245 4 _aThe Theory of Ultrafilters
250 _a1974
260 _bSpringer Berlin Heidelberg
_c1974
440 _aGrundlehren der mathematischen Wissenschaften
650 _aMathematics and Statistics
856 _uhttps://doi.org/10.1007/978-3-642-65780-1
999 _c22581
_d22581