A. Grecu: The limiting behaviour of solutions to a family of eigenvalue problems, Complex Variables and Elliptic Equations 64 (2019), 2063-2076.
A. Grecu: The simplicity of the first eigenvalue for an eigenvalue problem involving the Finsler p-Laplace operator and a nonlocal term, Bulletin of the Belgian Mathematical Society - Simon Stevin 26 (2019), 355-363.
A. Grecu:Fractional eigenvalue problems on $\mathbb{R}^N$, Electronic Journal of Qualitative Theory of Differential Equations 26 (2020), 1-17.
M. Fărcășeanu, A. Grecu, M. Mihăilescu & D. Stancu-Dumitru: Perturbed eigenvalue problems: an overview, Studia Universitatis Babeș Bolyai Mathematica 66 (2021), 55-73.
M. Fărcășeanu, A. Grecu, M. Mihăilescu & D. Stancu-Dumitru: An overview on torsional creep problems, Revue Roumaine de Mathématiques Pures et Appliquées 66 (2021),
3-4, 695-708.
A. Grecu & M. Mihăilescu: Monotonicity of the Principal Eigenvalue of the p-Laplacian on an Annulus, Mathematical Reports 23 (2021), 149-155.
A. Grecu & M. Mihăilescu: Principal frequency of $\Delta_{\infty}$ as limit of Rayleigh quotients in Orlicz spaces, Applicable Analysis, 100 (2021), 1590-1601.
A. Grecu & D. Stancu-Dumitru: The asymptotic behavior of solutions to a class of inhomogeneous problems: an Orlicz-Sobolev space approach, Electronic Journal of Qualitative Theory of Differential Equations 38 (2021), 1-20.
A. Grecu: A perturbed eigenvalue problem in exterior domain, Mathematica Slovaca 72 (4) (2022), 945-958.
A. Grecu: An eigenvalue-type problem involving the $p$-Laplace operator in exterior domain, Quaestiones Mathematicae 45 (7) (2022), 1091-1098.
A. Grecu & M. Mihăilescu: $4$-harmonic functions and beyond, Le Mathematiche 77 (2022), 107-118.
A. Grecu: The isolation of the first eigenvalue for a Dirichlet eigenvalue problem involving the Finsler $p-$ Laplacian and a nonlocal term, accepted for publication in Revista de la Union Matematica Argentina. (DOI : https://doi.org/10.33044/revuma.2281)