@article{DAN_1974_217_2_a13,
     author = {E. M. Ganapol'skii and D. N. Makovetskii},
     title = {9,4 {Gc/s-frequency} quantum paramagnetic amplifier for hypersound},
     journal = {Doklady Akademii Nauk},
     pages = {303--306},
     publisher = {mathdoc},
     volume = {217},
     number = {2},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_217_2_a13/}
}