El-Rahman, Ragab O. Abd, Department of mathematics, Faculty of Science , Damanhour University, Damanhour, Egypt
El-Saftawy, M. I., King Abdul-Aziz University
El-Saftawy, M. I., National Research Institute of Astronomy and Geophysics
El-Salam, Sheren A. Abd , Department of mathematics, Faculty of Science , Damanhour University, Damanhour, Egypt
El-Sayed, A. M. A, Faculty of Science,Alexandria University
El-sayed, A.M.A, Faculty of Science, Alexandria University
El-Sayed, W. G., Faculty of Science, Alexandria University, Alexandria,
El-Sayed, Wagdy, Department of mathematics and computer science, Faculty of Science, Alexandria University, Alexandria, Egypt
El-Sayed, Wagdy G. , Department of mathematics and computer science Faculty of Science, Alexandria University, Alexandria, Egypt
El-Sayed, Wagdy G. , Department of mathematics and computer science, Faculty of Science, Alexandria University, Alexandria, Egypt
El-Sayed, Wagdy G. , Faculty of Science, Alexandria University, Alexandria, Egypt
El-sayed, Wagdy G., Alexandria University
El-Shehawy, Shaban, Faculty of Science, Menoufia University, Shebin El-Kom 32511, Egypt
Elango, C, Cardamom Planters Association College, Tamilnadu
Eldhaba, Amr Ramadan, Faculty of Science - Damanhour university
Elgamel, Ahmed abdeldayem, Student of master , Department of maths, Ain shams university, Roxy ,Cairo ,Egypt
Elgawad, A. A. Abd, Faculty of Science, Suze Canal University
Elhag, Azhari A., Faculty of Science, Taif University, Taif
Elrifai, E. A., Princess Norah Bint Abdulrahman University
Elrifai, Elsaued, Department of Mathematical Sciences, College of Science, Princess Nourah Bint Abdul Rahman Universit, Kingdom of Saudi Arabia.
Elrifai, Elsayed
Elsanhoury, Waleed, National Research Institute of Astronomy and Geophysics (NRIAG) 11421, Helwan, Cairo, EGYPT
Elsayed, Elsayed M., King Abdulaziz University
Elshafei, Mervat
Eltoony, Asmaa, Faculty of Science, Al-Azhar University, Cairo

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