@article{MZM_1999_65_1_a1,
     author = {V. N. Bezverkhnii and I. V. Dobrynina},
     title = {Undecidability of the conjugacy problem for subgroups in the colored braid group~$R_5$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {15--22},
     publisher = {mathdoc},
     volume = {65},
     number = {1},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1999_65_1_a1/}
}