2022
The Unique Solution for Sequential Fractional Differential Equations with Integral Multi-Point and Anti-Periodic Type Boundary Conditions.
Symmetry, 2022

2005
On eigenvalue intervals and eigenfunctions of fourth-order singular boundary value problems.
Appl. Math. Lett., 2005

2003
A necessary and sufficient condition for the existence of positive solutions of fourth-order singular boundary value problems.
Appl. Math. Lett., 2003