Volume 68, Issue 1, May and June 2013, Pages 65-69
B. Beikzadeh; M. Yakhchali; A.A. Tehrani; A. Morvaridi
Volume 65, Issue 2, November and December 2010, Pages 111-115
M. Yakhchali; Sh. Athari
Volume 65, Issue 1, September and October 2010, Pages 27-32
A.A. Rezaei; M. Yakhchali
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