Items where Author is "Helal, Mohamed R."

Article

Ghazy, Mohamed B. and El-Zawawy, Waleed K. and Eldebss, Taha M. and Helal, Mohamed R. and Rashed, Khaled E. (2018) COMPARATIVE STUDY BETWEEN ERASABLE AND DISAPPEARING INKS USED IN FORGING DOCUMENTS. Al-Azhar Bulletin of Science, 29 (1). pp. 59-70. ISSN 1110-2535