Authors: Qichang, Huang

Citation: Qichang, Huang, On the Existence of Periodic Solutions of Functional DIfferential Equations, Acta Mathematica Sinica, New Series Chinese Journal of Mathematics, 3(1), 1987, pp. 18-26

Authors: Burton, T.A. Qichang, Huang

Citation: Burton, T.a et Qichang, Huang, Asymptotic Stability and Boundedness for Functional Differential Equations, Acta Mathematica Sinica, New Series Chinese Journal of Mathematics, 13(3), 1997, pp. 363-372