@article{DAN_1991_319_5_a22,
     author = {E. M. Ganapol'skii},
     title = {Electromagnetic $K$-system with prolonged keeping of microwave signal energy},
     journal = {Doklady Akademii Nauk},
     pages = {1128--1131},
     publisher = {mathdoc},
     volume = {319},
     number = {5},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_319_5_a22/}
}