000 00434nmm a2200145Ia 4500
008 230202s9999||||xx |||||||||||||||||und||
020 _a9783540471103
100 _aMark Levene
245 4 _aThe Nested Universal Relation Database Model
250 _a1992
260 _bSpringer Berlin Heidelberg
_c1992
440 _aLecture Notes in Computer Science
650 _aComputer Science
856 _uhttps://doi.org/10.1007/3-540-55493-9
999 _c25418
_d25418