@article{DAN_1975_224_5_a19,
     author = {T. A. Zhdanova and L. N. Dem{\textquoteright}yanets and A. A. Voronkov and Yu. A. Pyatenko},
     title = {On crystal structure of a new ortho-germanate,},
     journal = {Doklady Akademii Nauk},
     pages = {1069--1072},
     year = {1975},
     volume = {224},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1975_224_5_a19/}
}