Labgairi, K., A. Jourani, and M. Kaddami. “The Ternary System H3PO4-Ca(OH)2-H2O Isotherms at 15 and 45 °C”. Journal of Applied Solution Chemistry and Modeling, vol. 5, no. 2, May 2016, pp. 76-81, doi:10.6000/jascm.v5i2.3897.