Volume 24, Issue 3, May and June 2017, Pages 1603-1614
10.24200/sci.2017.4138
R. Osei-Aning; S.A. Abbasi; M. Riaz
Volume 24, Issue 1, February 2017, Pages 424-438
10.24200/sci.2017.4044
S.A. Abbasi; S. Ahmad; M. Riaz