S. Bharadwaj, P.; Naik, H. Use of 2-Hydroxy-4-Chloro-5-Methylacetophenone Oxime As a Spectrophtometric Reagent for Co(II), Ni(II) and Cu(II): Their Sequential Extraction and Determination in the Mixtures and Alloys. ajc 2010, 11, 45-48.