@article{AL_2009_48_2_a1,
     author = {F. Grunewald and G. A. Noskov},
     title = {Large hyperbolic lattices},
     journal = {Algebra i logika},
     pages = {174--189},
     publisher = {mathdoc},
     volume = {48},
     number = {2},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2009_48_2_a1/}
}