@article{SM_1996_187_4_a0,
     author = {L. A. Beklaryan},
     title = {On the~classification of groups of orientation-preserving homeomorphisms of $\mathbb R$.},
     journal = {Sbornik. Mathematics},
     pages = {469--494},
     year = {1996},
     volume = {187},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1996_187_4_a0/}
}