Exact solutions for a system of two coupled discrete nonlinear Schrödinger equations with a saturable nonlinearity. - Guy Richard Kol; Paul Woafo (Appl. Math. Comput., 2013)

Three-Dimensional Chaotic Autonomous System with a Circular Equilibrium: Analysis, Circuit Implementation and Its Fractional-Order Form. - Sifeu Takougang Kingni; Viet-Thanh Pham; Sajad Jafari; Guy Richard Kol; Paul Woafo (Circuits Syst. Signal Process., 2016)