000 00406nam a2200145Ia 4500
008 190516s9999 xx 000 0 und d
100 _aSohon, F.W.
_94082
245 0 _aRotation and Perversion Groups in Euclidean Space of Four Dimension
_cVolume IX
260 _c1930
300 _a260
600 _tMathematics
_9126402
650 _aMathematics
_9126402
942 _cBK
999 _c118374
_d118374