@article{IM2_1988_31_2_a0,
     author = {G. G. Gurzo},
     title = {Systems of generators for centralizers of rigid elements of the braid group},
     journal = {Izvestiya. Mathematics },
     pages = {223--244},
     publisher = {mathdoc},
     volume = {31},
     number = {2},
     year = {1988},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1988_31_2_a0/}
}