ELMISHRI, A. M. A. .; AL FETORI, M. M. B. .; ELWAER , F. A. M. . An Analytical Study of Sums of Two Squares and Powers of Positive Integers in Relation to the Hasse Principle. Arraid Journal of Science and Technology ( AJST) , [S. l.], v. 2, n. 1, p. 1–6, 2025. DOI: 10.5281/zenodo.16790587. Disponível em: https://ajst.shomokh.edu.ly/index.php/AJST/article/view/77. Acesso em: 12 sep. 2025.