Citation: Krivovichev, S. V.; Chernyatieva, A. P.; Britvin, S. N.; Yakovenchuk, V. N. (2015). The crystal structure of girvasite, NaCa2Mg3(PO4)3(CO3)(H2O)6, a complex phosphate-carbonate hydrate based upon electroneutral heteropolyhedral layers Note: T = 173 K. Russian Geology and Geophysics, 56, pp. 155-163.