@article{DAN_1980_254_3_a23,
     author = {A. A. Kaminskii and V. A. Fedorov and I. V. Mochalov},
     title = {New data on the $3$ micron-generation of $\mathrm{Ho}^{3+}$ and $\mathrm{Er}^{3+}$ ions in aluminates with the perovskite structure},
     journal = {Doklady Akademii Nauk},
     pages = {604--607},
     publisher = {mathdoc},
     volume = {254},
     number = {3},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_254_3_a23/}
}