Tipping, E., Backes, C. A., & Hurley, M. A. (1988). The complexation of protons, aluminium, and calcium by aquatic humic substances: A model incorporating binding-site heterogeneity and macroionic effects. Water Research, 22, 597. https://doi.org/10.1016/0043-1354(88)90061-9
Chicago Style (17th ed.) CitationTipping, E., C. A. Backes, and M. A. Hurley. "The Complexation of Protons, Aluminium, and Calcium by Aquatic Humic Substances: A Model Incorporating Binding-site Heterogeneity and Macroionic Effects." Water Research 22 (1988): 597. https://doi.org/10.1016/0043-1354(88)90061-9.
MLA (9th ed.) CitationTipping, E., et al. "The Complexation of Protons, Aluminium, and Calcium by Aquatic Humic Substances: A Model Incorporating Binding-site Heterogeneity and Macroionic Effects." Water Research, vol. 22, 1988, p. 597, https://doi.org/10.1016/0043-1354(88)90061-9.