@article{DAN_1966_167_3_a22,
     author = {Li T\^e-y\"u and V. I. Simonov and N. V. Belov},
     title = {The crystal structure of niocalite},
     journal = {Doklady Akademii Nauk},
     pages = {566--569},
     publisher = {mathdoc},
     volume = {167},
     number = {3},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_167_3_a22/}
}