Centers of quasi-homogeneous polynomial differential equations of degree three

Nonlinear differential equations and dynamical systems

Choice Reviews Online · 1990 · 173 citations

Natural Sciences, Mathematics, Differential Equations +16

Global structure of ordinary differential equations in the plane

Lawrence Markus · Transactions of the American Mathematical Society · 1954 · 171 citations

Natural Sciences, Mathematics, Differential Equations +8

Classification of continuous flows on 2-manifolds

Dean A. Neumann · Proceedings of the American Mathematical Society · 1975 · 150 citations

Natural Sciences, Mathematics, Topology +5

Linearization of Isochronous Centers

Pavao Mardešić, Christiane Rousseau, B. Toni · Journal of Differential Equations · 1995 · 148 citations

Natural Sciences, Computer Science, Interstellar Medium +1

Periodic solutions of nonlinear periodic differential systems with a small parameter

Adriana Buică, Jean–Pierre Françoise, Jaume Llibre · Communications on Pure &amp Applied Analysis · 2007 · 138 citations · Full text

Natural Sciences, Mathematics, Differential Equations +15