@article{SM_1988_60_1_a4,
     author = {Yu. A. Kolmakov},
     title = {Conjugacy separability of some factor groups of a~free product},
     journal = {Sbornik. Mathematics},
     pages = {67--75},
     publisher = {mathdoc},
     volume = {60},
     number = {1},
     year = {1988},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1988_60_1_a4/}
}