Volume 8, Issue 2, August 2000, Pages 259-269
Farideh Attar; Ahmad Ghahreman
Volume 8, Issue 2, August 2000, Pages 299-302
Ahmad Ghahreman; Fariden Attar
Volume 8, Issue 1, August 1999, Pages 15-22
Ahmad Ghahreman; Farideh Attar
Volume 6, Issue 1, December 1993, Pages 145-148
Mahmoud Moussavi; A. Ghahreman; F. Attar