@article{DAN_1980_252_3_a24,
     author = {V. M. Krutik and D. Yu. Pushcharovskii and E. A. Pobedimskaya and N. V. Belov},
     title = {Crystal structure of $\alpha$-$\mathrm{KEr}[\mathrm{PO}_3]_4$},
     journal = {Doklady Akademii Nauk},
     pages = {607--610},
     publisher = {mathdoc},
     volume = {252},
     number = {3},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_252_3_a24/}
}