TY - JOUR AU - R. R. Akhmerov AU - A. E. Rodkina TI - Differential inequalities and the structure of the integral vortex of systems of functional differential equations of neutral type JO - Differencialʹnye uravneniâ PY - 1973 SP - 797 EP - 806 VL - 9 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1973_9_5_a1/ LA - ru ID - DE_1973_9_5_a1 ER -