TY - JOUR AU - S. Topa TI - Remarks on algebraic concomitants of the Riemann-Christoffel curvature tensor in a three-dimensional space JO - Annales Polonici Mathematici PY - 1972 SP - 103 EP - 107 VL - 26 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-26-1-103-107/ DO - 10.4064/ap-26-1-103-107 LA - en ID - 10_4064_ap_26_1_103_107 ER -