000 00425nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a510.7
_bOs82
100 _aNormann Dag
245 _aOn abstract 1-sections
260 _aOslo
_bUniversity
_c1973
440 _aOslo University.Institute of Mathematics preprint series : 1973, 19
650 _aMathematics
942 _cBK
999 _c81694
_d81694