Volume 38, Issue 1, January and February 2019, Pages 65-71
10.30492/ijcce.2019.36207
Yufeng Ma; Puyou Jia; Lihon Hu; Guodong Feng; Meng Zhang; Yonghong Zhou
Volume 16, Issue 1, June 1997, Pages 19-21
10.30492/ijcce.1997.10328
Mohammad Saleem Khan; Akhtar Saeed