@article{DAN_1961_136_2_a20,
     author = {A. A. Grinberg and S. R. Novikov and S. M. Ryvkin},
     title = {A new negative photoconduction effect in the magnetic field},
     journal = {Doklady Akademii Nauk},
     pages = {329--331},
     publisher = {mathdoc},
     volume = {136},
     number = {2},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_136_2_a20/}
}