F. I. Njoku

A NOTE ON THE EXISTENCE OF INFINITELY MANY RADIALLY SYMMETRIC SOLUTIONS OF A QUASILINEAR ELLIPTIC PROBLEM

F. I. Njoku, 2005 .

Multiplicity of positive radial solutions of a quasilinear elliptic problem in a ball

F. Zanolin, P. Omari, F. I. Njoku, 2000 .

Stability properties of periodic solutions of a Duffing equation in the presence of lower and upper solutions

Franic Ikechukwu Njoku, Pierpaolo Omari, P. Omari, 2003, Appl. Math. Comput..

Positive solutions for two-point BVP's: existence and multiplicity results

F. Zanolin, F. I. Njoku, 1989 .