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BARBU, L. and MOROȘANU, G. 2023. On eigenvalue problems governed by the (p, q)-Laplacian. Studia Universitatis Babeș-Bolyai Mathematica. 68, 1 (Mar. 2023), 63–76. DOI:https://doi.org/10.24193/subbmath.2023.1.05.