TY - JOUR AU - Srovnal, Josef TI - Two-parametric systems of three-dimensional spaces in a unimodular six-dimensional affine space JO - Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica PY - 1986 SP - 133 EP - 155 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AUPO_1986__25_1_a7/ LA - en ID - AUPO_1986__25_1_a7 ER -