TY - JOUR AU - M. I. Gil' TI - On conditions for the dissipativity and existence of limit cycles of differential equations with a leading linear part JO - Differencialʹnye uravneniâ PY - 1987 SP - 712 EP - 714 VL - 23 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1987_23_4_a19/ LA - ru ID - DE_1987_23_4_a19 ER -