中国科学院数学与系统科学研究院期刊网
Algebraic Recursion Formulas for Quantities of Equator in a Planar Polynomial Differential System
Hai Bo CHEN(1), Yi Rong LIU(2)
Acta Mathematica Sinica, Chinese Series . 2005, (5): 963 -972 .  DOI: 10.12386/A2005sxxb0117