RT - Journal Article T1 - JF - Andishe-_ye-Amari YR - 2008 JO - Andishe-_ye-Amari VO - 13 IS - 1 UR - http://andisheyeamari.irstat.ir/article-1-142-fa.html SP - 52 EP - 67 AB - LA eng UL http://andisheyeamari.irstat.ir/article-1-142-fa.html M3 ER -