1. Comparative study of stationary phases impregnated with acidic organophosphorus extractants for HPLC separation of rare earth elements. Issue 3 (11th February 2016) Authors: Ramzan, Muhammad; Kifle, Dejene; Wibetoe, Grethe Journal: Separation science and technology Issue: Volume 51:Issue 3(2016) Page Start: 494 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗