Volume 7, Issue 3, July 2021, Pages 1676-1686
Ahmed E. Abouelregal; Hijaz Ahmad
Volume 6, Special Issue, December 2020, Pages 1187-1199
Muhammad Nawaz Khan; Imtiaz Ahmad; Hijaz Ahmad
Volume 6, Special Issue, December 2020, Pages 1220-1227
Hijaz Ahmad; Tufail A. Khan; Predrag S. Stanimirovic; Imtiaz Ahmad