فهرس المقالات Davood Kaviani المقاله 1 - Pre-concentration and Determination of Low-traces of Copper Ions in Different Mediums Using Dispersive Liquid-liquid Micro-extraction (DLLME) 20.1001.1.20083815.2018.12.4.5.9 Davood Kaviani Mohammad Hossein Bigtan Majid Saghi Journal of Applied Chemical Research , العدد 5 , السنة 12 , پاییز 2018