TY - JOUR AU - O. L. Semenova TI - A property of purely hyperbolic Fuchsian groups of the second kind JO - Zapiski Nauchnykh Seminarov POMI PY - 1998 SP - 177 EP - 183 VL - 255 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1998_255_a11/ LA - ru ID - ZNSL_1998_255_a11 ER -