Volume 9, Issue 1, March and April 1999, Pages 49-64
M. Karimpor; N. Hosseinpor
Volume 4, Issue 3, March and April 1995, Pages 8-20
N. Hosseinpor
Volume 2, Issue 3, March and April 1993, Pages 39-52
M. Karimpor; N. Hosseinpor; D. Haghighi
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