000 00447nmm a2200157Ia 4500
008 230424s9999||||xx |||||||||||||||||und||
020 _a9783540374800
100 _aJ.N. Crossley
245 0 _aAlgebra and Logic
250 _a1975
260 _c1975
_bSpringer Berlin
_aHeidelberg
300 _aProceedings
490 _aLecture Notes in Mathematics
_vv.450
650 _aMathematics and Statistics
856 _uhttps://doi.org/10.1007/BFb0062849
999 _c31021
_d31021