@article{TIMM_2010_16_2_a21,
     author = {Yu. A. Shashkin},
     title = {The degree of a~cellular map of a~rectangle to a~three-link band},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {253--257},
     year = {2010},
     volume = {16},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2010_16_2_a21/}
}