Ayadi, R., Boujelbene, M. and Mhiri, T. (2013) “X-ray Structure Refinement and Vibrational Spectroscopy of Ca8Gd2 (PO4)6 O2”, JOURNAL OF ADVANCES IN CHEMISTRY, 12(5), pp. 719–726. doi: 10.24297/jac.v12i5.5529.