TY  - JOUR
AU  - I. P. Makarov
TI  - Inter-College Conference on Qualitative Theory of Differential Equations, Ryazan'
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1970
VL  - 25
IS  - 2
UR  - http://geodesic.mathdoc.fr/item/RM_1970_25_2_a20/
LA  - ru
ID  - RM_1970_25_2_a20
ER  -