Existence of solutions for a fourth-order boundary value problem on the half-line via critical point theory

Briki Mabrouk, Moussaoui Toufik, O'Regan Donal
2016

Stable manifolds for non-instantaneous impulsive nonautonomous differential equations

Mengmeng Li, Wang JinRong, O’Regan Donal
2019

Existence and Ulam type stability for nonlinear Riemann-Liouville fractional differential equations with constant delay

Agarwal Ravi P., Hristova Snezhana, O’Regan Donal
2020

Existence and Ulam type stability for nonlinear Riemann-Liouville fractional differential equations with constant delay

Agarwal Ravi P., Hristova Snezhana, O’Regan Donal
2020

Controllability of nonlinear delay oscillating systems

Chengbin Liang, JinRong Wang, O'Regan Donal
2017

Multiple positive solutions to systems of nonlinear semipositone fractional differential equations with coupled boundary conditions

Yuan Chengjun, Jiang Daqing, O'Regan Donal, Agarwal Ravi P.
2012

Existence of periodic solutions for a class of even order differential equations with deviating argument

Guo Chengjun, O'Regan Donal, Xu Yuantong, Agarwal Ravi P.
2009