@article{DAN_1975_223_2_a15,
     author = {M. A. Zadoyan},
     title = {Plastic twisting of an incomplete torus},
     journal = {Doklady Akademii Nauk},
     pages = {318--321},
     publisher = {mathdoc},
     volume = {223},
     number = {2},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1975_223_2_a15/}
}