%0 Journal Article %T Study of complex formation process between 4 0 -nitrobenzo-18-crown-6 and yttrium(III) cation in some binary mixed non-aqueous solvents using the conductometry method %A Wafi, Mahboobeh %A Ronaghi, Gholam Hossein %A CHamsaz, Mahmod %J Arabian Journal of Chemistry %@ 1878-5352 %D 2017