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Zhang Yanlei; Abdella Kenzu; Feng Wenying: Positive solutions for second-order differential equations with singularities and separated integral boundary conditions. (2020)
Zhang Yanlei; Abdella Kenzu; Feng Wenying: Positive solutions for second-order differential equations with singularities and separated integral boundary conditions. (2020)
Feng Wenying: Topological methods on solvability, multiplicity and eigenvalues of a nonlinear fractional boundary value problem. (2015)
