R. FEZAI, L. KHEDHIRI, and M. RZAIGUI, “Synthesis, crystal structure, NMR characterization, Thermal analysis and Spectroscopic Characteristics of [2,3-(CH3)2C6H3NH3]6P6O18.2H2O”, JAC, vol. 11, no. 2, pp. 3498–3512, Jan. 2016.