[1]
M. T. Ansuri, M. I. A. Chaudry, S. Hafeez, M. Y. Khokhar, and A. Raul, “?EFFECT OF pH ON NI ADSQRPTION IN ORGi\.NO .•MINERAL COMPLEXES”, Pakistan Journal of Scientific & Industrial Research, vol. 42, no. 2, pp. 59–62, Apr. 1999.