Author = Ahmed yahya
A Tamper Proofing Text Watermarking Shift Algorithm for Copyright Protection

Volume 52, Issue 3, July 2019, Pages 126-133

Amira Eid Afify; Ahmed Emran; Ahmed yahya


NonBlind Robust 3D Object Watermarking Scheme

Volume 51, Issue 4, October 2018, Pages 62-71

Nour Ashoub; Ahmed Emran; mohamed Kaloup; Ahmed yahya; Hassan Ibrahim Saleh