H. SINOUH, and A. EL BOUARI, and S. BENMOKHTAR, and L. BIH, and A. FAIK, (2010) Synthesis and characterization of two new antimony phosphates CO0,5alsb(PO4)3and Mg0,5fesb(PO4)3. Moroccan Journal of Condensed Matter, Vol. 12, N°. 2, 2010.