TY - JOUR AU - Daniel Pinto TI - Duality on hypermaps with symmetric or alternating monodromy group JO - Ars Mathematica Contemporanea PY - 2012 SP - 259 EP - 267 VL - 5 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.206.a03/ DO - 10.26493/1855-3974.206.a03 LA - en ID - 10_26493_1855_3974_206_a03 ER -