TY - JOUR AU - Gareth A. Jones AU - Martin Mačaj AU - Jozef Širáň TI - Nonorientable regular maps over linear fractional groups JO - Ars Mathematica Contemporanea PY - 2013 SP - 25 EP - 35 VL - 6 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.251.044/ DO - 10.26493/1855-3974.251.044 LA - en ID - 10_26493_1855_3974_251_044 ER -