@article{IVM_1986_2_a3,
     author = {D. I. Moldavanskiǐ and E. M. Chugunova and N. I. Shvetsova},
     title = {The maximal independence of factors of a~free product with an amalgamated subgroup},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {24--28},
     publisher = {mathdoc},
     number = {2},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1986_2_a3/}
}