@article{SM_2004_195_4_a2,
     author = {G. S. Makanin},
     title = {Finite parametrization of solutions of~equations in a~free
},
     journal = {Sbornik. Mathematics},
     pages = {521--552},
     publisher = {mathdoc},
     volume = {195},
     number = {4},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2004_195_4_a2/}
}