فهرس المقالات Valeri Jordanov المقاله 1 - Solvent extraction of Gd(III) from perchlorate and nitrate media with mixtures of thenoyltrifluoroacetone and Benzo-15-Crown-5 Valeri Jordanov Journal of the Iranian Chemical Research , العدد 4 , السنة 4 , تابستان 2011