We investigate the existence and uniqueness of positive solution for system of nonlinear fractional differential equations in two dimensions with delay. Our analysis relies on a nonlinear alternative of Leray-Schauder type and Krasnoselskii's fixed point theorem in a cone.
"Positive Solutions for System of Nonlinear Fractional Differential Equations in Two Dimensions with Delay." Abstr. Appl. Anal. 2010 1 - 16, 2010. https://doi.org/10.1155/2010/536317