Y.-Q. Zheng, Y.-J. Zhu and J.-L. Lin (2002). "Redeterminaton of the crystal structure of praseodymium sulfate octahydrate, Pr2(SO4)3·8H2O". Zeitschrift für Kristallographie – New Crystal Structures217: 299–300. doi:10.1524/ncrs.2002.217.jg.299.PDF copy
Y.-Q. Zheng, Y.-J. Zhu and J.-L. Lin (2002). "Redeterminaton of the crystal structure of praseodymium sulfate octahydrate, Pr2(SO4)3·8H2O". Zeitschrift für Kristallographie – New Crystal Structures217: 299–300. doi:10.1524/ncrs.2002.217.jg.299.PDF copy