@article{DAN_1984_276_6_a24,
     author = {V. I. Petviashvili and A. M. Sergeev},
     title = {Spiral solitons in active media with excitation threshold},
     journal = {Doklady Akademii Nauk},
     pages = {1380--1384},
     publisher = {mathdoc},
     volume = {276},
     number = {6},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_276_6_a24/}
}