Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yoshihiro Doi and Yuka Harada and Yukio Hinatsu,Crystal structures and magnetic properties of fluorite-related oxides Ln3NbO7 (Ln=lanthanides),Journal of Solid State Chemistry,0022-4596,Elsevier BV,2009-04,182,4,709-715,https://cir.nii.ac.jp/crid/1363670318802574592,https://doi.org/10.1016/j.jssc.2008.12.012