@article{SM_1996_187_3_a1,
     author = {L. A. Beklaryan},
     title = {On the classification of groups of orientation-preserving homeomorphisms of $\mathbb R$.},
     journal = {Sbornik. Mathematics},
     pages = {335--364},
     year = {1996},
     volume = {187},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1996_187_3_a1/}
}