TY - JOUR T1 - statistics T2 - اقتصاد انرژی JF - اقتصاد انرژی Y1 - 1383/// LA - fa UR - https://www.noormags.ir/view/fa/articlepage/103045 SP - 55 EP - 56 SN - VL - 58-59 IS - 6 ID - 103045 ER -