Multiplicity Results Using Bifurcation Techniques for a Class of Fourth-Order m-Point Boundary Value Problems by Donal O'Regan, Yansheng Liu

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Singular Boundary Value Problems for Ordinary Differential Equations by Juan J. Nieto, Donal O'Regan

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Fixed Point Theorems for ws-Compact Mappings in Banach Spaces by Ravi P. Agarwal, Donal O'Regan, Mohamed-Aziz Taoudi

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An Approximation Approach to Eigenvalue Intervals for Singular Boundary Value Problems with Sign Changing and Superlinear Nonlinearities by Haishen Lü, Ravi P. Agarwal, Donal O'Regan

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Constant Sign and Nodal Solutions for Problems with the p-Laplacian and a Nonsmooth Potential Using Variational Techniques by Ravi P. Agarwal, Michael E. Filippakis, Donal O'Regan, Nikolaos S. Papageorgiou

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