@article{DAN_1977_233_3_a27,
     author = {Yu. V. Nikol'skii and B. A. Maksimov and Yu. N. Dem{\textquoteright}yanets and V. V. Ilyukhin and N. V. Belov},
     title = {Crystal structure of synthetic rare-earth germinate  $\mathrm{Sm}_4\mathrm{Ge}_3\mathrm{O}_9(\mathrm{OH})_6=\mathrm{Sm}_4[\mathrm{Ge}^{\mathrm{VI}}\mathrm{Ge}^{\mathrm{IV}}_2\mathrm{O}_9](\mathrm{OH})_6$},
     journal = {Doklady Akademii Nauk},
     pages = {362--365},
     publisher = {mathdoc},
     volume = {233},
     number = {3},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_233_3_a27/}
}