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Lajkó, Károly On a functional equation of Alsina and García-Roig. (English) Zbl 0912.39010 Publ. Math. Debr. 52, No. 3-4, 507-515 (1998). Reviewer: Zoltán Boros (Debrecen) MSC: 39B22 PDF BibTeX XML Cite \textit{K. Lajkó}, Publ. Math. Debr. 52, No. 3--4, 507--515 (1998; Zbl 0912.39010) OpenURL