Alexandria Science Exchange Journal

Author = Hafez, M. R,

Volume 39, OCTOBER- DECEMBER, December 2018, Pages 722-738

El-Sayed, M. A. M; M.F. Attia; M. R, Hafez

Volume 45 (2024)

Volume 44 (2023)

Volume 43 (2022)

Volume 42 (2021)

Volume 41 (2020)

Volume 40 (2019)

Volume 39 (2018)

Volume 38 (2017)

Volume 37 (2016)

Volume 36 (2015)

Volume 35 (2014)

Volume 34 (2013)

Volume 33 (2012)

Volume 32 (2011)

Volume 31 (2010)

Volume 30 (2009)

Volume 29 (2008)

Volume 28 (2007)