J. M. Sila, P. M. Guto, I. N. Michira, and F. B. Mwaura, “Voltammetric Determination of Penicillin G in Sodium Dodecyl Sulfate/acetate Buffer Media on Glassy Carbon Electrode”, IJSBAR, vol. 42, no. 4, pp. 144–155, Dec. 2018.