TY - JOUR AU - K. Truyk TI - On B-curvatures of curves on surfaces of the Euclidean space JO - Annales Polonici Mathematici PY - 1955 SP - 14 EP - 28 VL - 2 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-2-1-14-28/ DO - 10.4064/ap-2-1-14-28 LA - en ID - 10_4064_ap_2_1_14_28 ER -