TI - PT - JOURNAL ARTICLE TA - icss JN - icss VO - 1 VI - 2 IP - 2 4099 - http://icssjournal.ir/article-1-604-en.html 4100 - http://icssjournal.ir/article-1-604-en. SO - icss 2 ABĀ  - CP - IRAN IN - LG - eng PB - icss PG - 0 PT - Research YR - 1999