000 00261nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _aRAG/A
100 _aSURYANARAYANA IYER S
245 0 _aANALYTICAL CONICS
261 _c1951
300 _a303
942 _cTB
999 _c26753
_d26753