@article{TMF_2021_207_2_a9,
     author = {M. M. Preobrazhenskaya and D. V. Talalaev},
     title = {Group extensions, fiber bundles, and a~parametric {Yang--Baxter} equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {310--318},
     publisher = {mathdoc},
     volume = {207},
     number = {2},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2021_207_2_a9/}
}