Volume 42, Issue 4, October 2021, Pages 1037-1052
Gihan Ebied; Taher. M. H. Yossif
Volume 41, July-September, September 2020, Pages 317-340
Taher, M. H. Yossif
Volume 36, OCTOBER- DECEMBER, December 2015, Pages 325-341
Mohamed E. A. Khalifa; Nawal F. Beshay