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2024. ON THE DIOPHANTINE EQUATION $\frac{4}{n}=\frac{1}{x}+\frac{1}{y}+\frac{1}{z}$. JP Journal of Algebra, Number Theory and Applications. 63, 5 (Aug. 2024), 459–480. DOI:https://doi.org/10.17654/0972555524028.