@article{MZM_1984_36_1_a2,
     author = {S. I. Adian},
     title = {Fragments of the word $\Delta$ in the braid group},
     journal = {Matemati\v{c}eskie zametki},
     pages = {25--34},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1984_36_1_a2/}
}