Volume 14, Issue 1, March 2018, Pages 65-70
Z. Khayyat Sarkar; V. Khayyat Sarkar
Volume 9, Issue 2, June 2013, Pages 109-114
Z. Khayat Sarkar; F. Khayat Sarkar
Volume 9, Issue 1, March 2013, Pages 3-6
G. R. Bardajee; Z. Hooshyar