@article{DAN_1974_217_4_a13,
     author = {P. E. Krasnushkin and E. N. Fedorov},
     title = {Resonance capture of radio waves by ionosphere waveguide and an attempt to use it for detesting valleys in electron density profile of lower ionosphere},
     journal = {Doklady Akademii Nauk},
     pages = {792--795},
     publisher = {mathdoc},
     volume = {217},
     number = {4},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_217_4_a13/}
}