EY, H., MS, A., & SM, H. (2004). Spectrophotometric studies on the complexation equilibria of Ni and Pb with 2-carboxy-2-hydroxy-5'-sulfo-formazylbenzene. Simultaneous determination of trace amounts of Ni and Pb. Annali di chimica, 94(7-8), 571. https://doi.org/10.1002/adic.200490070
Chicago Style (17th ed.) CitationEY, Hashem, Abu-Bakr MS, and Hussain SM. "Spectrophotometric Studies on the Complexation Equilibria of Ni and Pb with 2-carboxy-2-hydroxy-5'-sulfo-formazylbenzene. Simultaneous Determination of Trace Amounts of Ni and Pb." Annali Di Chimica 94, no. 7-8 (2004): 571. https://doi.org/10.1002/adic.200490070.
MLA (9th ed.) CitationEY, Hashem, et al. "Spectrophotometric Studies on the Complexation Equilibria of Ni and Pb with 2-carboxy-2-hydroxy-5'-sulfo-formazylbenzene. Simultaneous Determination of Trace Amounts of Ni and Pb." Annali Di Chimica, vol. 94, no. 7-8, 2004, p. 571, https://doi.org/10.1002/adic.200490070.