فهرس المقالات Benzo-15-crown-5 حرية الوصول المقاله صفحة الملخص نص كامل 1 - Spectroscopic Studies on Charge-Transfer Complexation of Iodine with Dibenzo-15-crown-5 and Benzo-12-crown-4 in Chloroform, Dichloromethane and 1,2-Dichloroethane Nina Alizadeh Mojtaba Shamsipur حرية الوصول المقاله صفحة الملخص نص كامل 2 - Solvent extraction of Gd(III) from perchlorate and nitrate media with mixtures of thenoyltrifluoroacetone and Benzo-15-Crown-5 Valeri Jordanov