Study of the chemical mechanisms of the reaction of neutralization of calcium hydroxide by phosphoric acid M. Elgadi, E. Mejdoubi, L.L. Elansari, A. Essaddek, S. Abouricha and A. Lamhamdi J. Phys. IV France, 123 (2005) 351-354 DOI: 10.1051/jp4:2005123064