Author = Yasser Abdou
Possible Quasi-periodic Oscillation in the Distant γ-Ray Blazar PKS 0454–234

Volume 56, Issue 3, April 2023, Pages 155-165

Yasser Abdou; Mohamed Hashad; Ibrahim Boundok; Amr El-Zant


Long-term and flares variability of Fermi LAT FSRQ 4C +21.35

Volume 52, Issue 2, April 2019, Pages 54-61

Mohamed Hashad; Yasser Abdou; Ibrahim Bounduok; Hussein Badraan