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008 170912s9999 xx 000 0 und d
082 _aBGM-B6-1L7 SHA/G
100 _aSHANTI NARAYAN
245 0 _aGEOMETRY VIA TRANSFORMATIONS
261 _c1977
300 _a183
942 _cTB
999 _c3772
_d3772