[1]
M. M. Ayad, H. E. Abdellatef, M. M. Hosny, and Y. A. Sharaf, “Application of 4-chloro-7-nitrobenzofurazan for the analysis of propafenone and diltiazem hydrochlorides using kinetic spectrophotometric and spectrofluorimetric methods”, Eur. J. Chem., vol. 4, no. 1, pp. 35–43, Mar. 2013.