@article{DAN_1969_186_1_a18,
     author = {G. N. Lyalin and L. E. Solov'ev},
     title = {Two-photoexcitation of luminescence uranyl crystals by a ruby laser},
     journal = {Doklady Akademii Nauk},
     pages = {73--75},
     publisher = {mathdoc},
     volume = {186},
     number = {1},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1969_186_1_a18/}
}