@article{SM_2019_210_4_a1,
     author = {L. A. Beklaryan},
     title = {Groups of line and circle homeomorphisms. {Criteria} for almost nilpotency},
     journal = {Sbornik. Mathematics},
     pages = {495--507},
     publisher = {mathdoc},
     volume = {210},
     number = {4},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2019_210_4_a1/}
}