000 00263nam a2200109Ia 4500
008 170207s9999 xx 000 0 und d
082 _aRF511.3 QUE
245 _aQUESTION PAPERS
365 _b50
650 _aMathematical logic; Mathematics
942 _cREFERENCE
999 _c48172
_d48172