G. L. Karakostas;P. Ch. Tsamatos
Department of Mathematics, University of Ioannina, 451 10 Ioannina, Greece;Department of Mathematics, University of Ioannina, 451 10 Ioannina, Greece
Existence and uniqueness of solutionsfor nonlocal boundary vector value problems of ordinary differential systems with higher order
Computers & Mathematics with Applications
Three nonnegative solutions for fractional differential equations with integral boundary conditions