TY - JOUR AU - L. S. Rusov TI - Geometrization of differential equations of perturbed motion of sceleronomic nonconservative systems JO - Matematic̀Œki vesnik PY - 1968 SP - 333 VL - 20 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MV_1968_20_3_a12/ ID - MV_1968_20_3_a12 ER -