@article{AA_2012_24_6_a1,
     author = {I. A. Dynnikov and V. A. Shastin},
     title = {On independence of some pseudocharacters on braid groups},
     journal = {Algebra i analiz},
     pages = {21--41},
     publisher = {mathdoc},
     volume = {24},
     number = {6},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2012_24_6_a1/}
}