Vol. 15, No. 16, April 1999, Pages 3-9
A.A. Salehi
Vol.14, No . 15, April 1999, Pages 10-18
N. Taleb Bidakhti; B. Hoshyari
Vol. 15, No. 16, April 1999, Pages 10-19
M. Abolghasemi; J. Kayvani; F. Rahim Zadeh
Vol.14, No . 15, April 1999, Pages 24-30
P. Hactei
Vol. 15, No. 16, April 1999, Pages 25-32
J. Alaqband; R. Malekzadeh; A. Mokri
Vol.14, No . 15, April 1999, Pages 31-38
M. Tajrshi
Vol.14, No . 15, April 1999, Pages 39-41
M. Mohagarani
Vol. 15, No. 16, April 1999, Pages 53-60
R. Malekzadeh; J. Alaqbndrad; K. Vesal Shirazi; A. Mokri
Vol.14, No . 15, April 1999, Pages 42-45
Vol. 15, No. 16, April 1999, Pages 61-63
Vol.14, No . 15, April 1999, Pages 46-54
M. Borghei; R. Zrasvnd Asadi
Vol. 15, No. 16, April 1999, Pages 64-65