@article{Koz'min1997,
    author = "Koz'min, P.A. and Zakharov, N.A. and Surazhskaya, M.D.",
    title = "Crystal structure of Pr2 Ti2 O7",
    journal = "Inorganic Materials",
    year = "1997",
    volume = "33",
    pages = "850-852",
    ASTM_id = "INOMAF"
}