%0 Journal Article %A A. S. Pyartli %T Cycles of a~system of two complex differential equations in the vicinity of a~stationary point %J Trudy Moskovskogo matematičeskogo obŝestva %D 1978 %P 95-106 %V 37 %I mathdoc %U http://geodesic.mathdoc.fr/item/MMO_1978_37_a2/ %G ru %F MMO_1978_37_a2