[Lecture Notes in Mathematics] Bifurcations of Planar Vector Fields Volume 1455 || Conditions for a centre and the bifurcation of limit cycles in a class of cubic systems
Françoise, Jean-Pierre, Roussarie, RobertVolume:
10.1007/BF
Year:
1990
Language:
english
DOI:
10.1007/BFb0085395
File:
PDF, 818 KB
english, 1990