@article{MZM_2011_89_6_a7,
     author = {G. S. Makanin},
     title = {Parametrization of the {Solutions} of the {Equation} $x_1x_2\dots x_{n-1}x_n=x_nx_{n-1}\dots x_2x_1$ in a {Free} {Monoid}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {879--884},
     publisher = {mathdoc},
     volume = {89},
     number = {6},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2011_89_6_a7/}
}