RT - Journal Article T1 - Improvement of Baad-Gir performance using underground channel JF - mdrsjrns YR - 2017 JO - mdrsjrns VO - 16 IS - 13 UR - http://mme.modares.ac.ir/article-15-11332-fa.html SP - 28 EP - 31 AB - LA eng UL http://mme.modares.ac.ir/article-15-11332-fa.html M3 ER -