Shar, G. A., & Soomro, G. A. (2020). SPECTROPHOTOMETRIC DETERMINATION OF COBALT(II), NICKEL(II) AND COPPER (II) WITH 1-(2 PYRIDYLAZO)-2-NAPHTHOL IN MICELLAR MEDIUM. The Nucleus, 41(1-4), 77–82. https://doi.org/10.71330/thenucleus.2004.1068