RT - Journal Article T1 - دشواری گفت‌وگو JF - pebr YR - 2016 JO - pebr VO - 6 IS - 11 UR - http://pebr.faslnameh.org/article-1-202-en.html SP - 67 EP - 68 AB - LA eng UL http://pebr.faslnameh.org/article-1-202-en.html M3 ER -