| Issue Date | Title | Author(s) | Type | Access Type |
| Feb-2015 | Constant sign and nodal solutions for a class of nonlinear Dirichlet problems | Papageorgiou, N. S.; Santos, S. R. Andrade; Staicu, V. | article |  |
| Jun-2015 | Constant sign and nodal solutions for nonlinear elliptic equations with combined nonlinearities | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article | |
| Dec-2015 | Dirichlet problems with singular and superlinear terms | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article |  |
| 2018 | Multiplicity of positive solutions for nonlinear singular Neumann problems | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article | |
| 2014 | Multiplicity of solutions for a class of nonlinear nonhomogeneous elliptic equations | Aizicovici, S.; Papageorgiou, N. S.; Staicu, Vasile | article | |
| 2013 | Nodal and multiple solutions for nonlinear periodic problems with competing nonlinearities | Aizicovicim, S.; Papageorgiou, N. S.; Staicu, Vasile | article | |
| Oct-2015 | Nodal solutions for (p, 2)-equations | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article | |
| 2014 | Nodal solutions for nonlinear nonhomogeneous Neumann equations | Aizicovici, S.; Papageorgiou, N. S.; Staicu, Vasile | article | |
| 30-Oct-2017 | Nonlinear nonconvex second order multivalued systems with maximal monotone terms | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article | |
| 2013 | Nonlinear periodic problems superlinear at $+infty$ and sublinear at. $-infty$ | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article | |
| 2009 | On nonlinear parametric problems for p-Laplacian-like operators | Papageorgiou, N. S.; Rocha, E. M. | article | |
| 2015 | Periodic problems with a reaction of arbitrary growth | Aizicovici, S.; Papageorgiou, N. S.; Staicu, Vasile | article | |
| 2006 | Periodic solutions of nonlinear evolutions inclusions in Banach spaces | Aizicovici, S.; Papageorgiou, N. S.; Staicu, Vasile | article | |
| 2018 | Positive solutions for parametric nonlinear nonhomogeneous Robin problems | Aizicovici, S.; Papageorgiou, N. S.; Staicu, Vasile | article | |
| 16-Apr-2015 | Positive solutions for parametric nonlinear periodic problems with competing nonlinearities | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article | |
| 2014 | Sublinear and superlinear Ambrosetti-Prodi problems for the Dirichlet p-Laplacian | Aizicovici, S.; Papageorgiou, N. S.; Staicu, V. | article | |