@article{CHEB_2016_17_3_a5,
     author = {D. V. Goltsov},
     title = {Root-class residuality of fundamental group of a finite graph of group},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {64--71},
     publisher = {mathdoc},
     volume = {17},
     number = {3},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2016_17_3_a5/}
}