@article{DAN_1991_317_6_a11,
     author = {Yu. N. Avsyuk},
     title = {An alternative to spreading},
     journal = {Doklady Akademii Nauk},
     pages = {1337--1341},
     publisher = {mathdoc},
     volume = {317},
     number = {6},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_317_6_a11/}
}