@article{CHEB_2010_11_1_a19,
     author = {A. I. Nekritsukhin},
     title = {Nilpotent approximability of the palindromic automorphism group of a free group},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {199--201},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2010_11_1_a19/}
}