TY - JOUR AU - V. I. Mironenko TI - Differential systems with $\phi$-solutions JO - Differencialʹnye uravneniâ PY - 1974 SP - 358 EP - 360 VL - 10 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1974_10_2_a23/ LA - ru ID - DE_1974_10_2_a23 ER -