@article{MZM_1995_58_4_a4,
     author = {P. A. Zalesskii and O. I. Tavgen'},
     title = {Closed orbits and finite approximability with respect to conjugacy of free amalgamated products},
     journal = {Matemati\v{c}eskie zametki},
     pages = {525--535},
     publisher = {mathdoc},
     volume = {58},
     number = {4},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1995_58_4_a4/}
}