Abdallah, Mohamed Ahmed
Abdalrahman, Nhla A.
Abdel-Aziz, H. S.
Abdel-Aziz, H. S., Dept. of Math., Faculty of Science, Sohag Univ., 82524 Sohag, Egypt
Abdel-Aziz, H. S., School of Math and Statistics, Zhengzhou Univ., 450001 Zhengzhou, CHINA
Abdel-Aziz, H. S., Sohag University
Abdel-Baky, R. A.
Abdel-Baky, R. A., Department of Mathematics, Faculty of Science, University of Assiut, Assiut 71516, EGYPT
Abdel-Baky, Rashad A., Department of Mathematics, Faculty of Science, University of Assiut, Assiut 71516, EGYPT
Abdel-Salam, A. A.
Abdel-Salam, Emad A-B.
Abdelfatah, Bouziani
Abdelfatah, Bouziani, Larbi Ben M'Hidi University
Abdelfatah, Bouziani, oum el bouaghi university
Abdelfattah, Waleed Mohammed

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