@article{TM_2007_258_a12,
     author = {S. L. Tabachnikov and V. Yu. Ovsienko},
     title = {Hyperbolic {Carath\'eodory} {Conjecture}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {185--200},
     year = {2007},
     volume = {258},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TM_2007_258_a12/}
}