Ghufran. Ibrahim. Awad, Alaa. M. F. AL. Jumaili. 2020. “A Study of Е-Connectedness and Strongly Е-Connectedness in Topological Spaces and Their Applications”. PalArch’s Journal of Archaeology of Egypt / Egyptology 17 (9):3904 -20. https://www.archives.palarch.nl/index.php/jae/article/view/4521.