Rubina Soomro, Saima Q. Memon, M. J. Ahmad, and Najma Memon, Trans., “Utilization of Bis(salicylaldehyde)orthophenylenediamine for the Separation of Gold and Chromium by Capillary Zone Electrophoresis”, Pak. J. Anal. Environ. Chem., vol. 11, no. 2, pp. 30 – 37, Dec. 2010, doi: 10.21743/.