Duanmei Zhou, Guoliang Chen, Guoxing Wu and Xiangyun Zhang. (2013). On the Nonlinear Matrix Equation $X^s + A^*F(X)A = Q$ with $S≥ 1$. Journal of Computational Mathematics. 31 (2). 209-220. doi:10.4208/jcm.1210-m4082