TY - JOUR AU - Etayo Gordejuela, J. Javier AU - Martínez García, Ernesto PY - 2011 DO - 10.1007/s13398-011-0007-9 SN - 1578-7303 UR - https://hdl.handle.net/20.500.14352/42221 T2 - Revista de la Real Academia de Ciencias Exactas Fisicas y Naturales Serie A: Matemáticas AB - Every finite group G may act as an automorphism group of Klein surfaces either bordered or unbordered either orientable or non-orientable. For each group the minimum genus receives different names according to the topological features of the surface X... LA - eng M2 - 95 PB - Springer KW - Klein surfaces KW - Strong symmetric genus KW - Symmetric crosscap number TI - The action of the groups Dm × Dn on unbordered Klein surfaces TY - journal article VL - 105 ER -