Volume 27, Issue 2, March 2005, Pages 9-21
10.22055/ppr.2005.12758
Y. Khajeh zadeh; P. Azmaiesh fard
Volume 24, Issue 2, March 2002, Pages 51-73
10.22055/ppr.2002.12771
Y. Khajehzadeh
', './data/ppr/coversheet/791727884331.png'))