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@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/} }
S. I. Adian. Fragments of the word $\Delta$ in the braid group. Matematičeskie zametki, Tome 36 (1984) no. 1, pp. 25-34. http://geodesic.mathdoc.fr/item/MZM_1984_36_1_a2/