TY - JOUR AU - Bacelo Polo, Adrián PY - 2018 DO - 10.26493/1855-3974.1341.5a3 SN - 1855-3974 UR - https://hdl.handle.net/20.500.14352/12900 T2 - Ars mathematica contemporanea AB - Every finite group G acts on some non-orientable unbordered surfaces. The minimal topological genus of those surfaces is called the symmetric crosscap number of G. It is known that 3 is not the symmetric crosscap number of any group but it remains... LA - eng M2 - 173 PB - University of Primorska KW - Symmetric crosscap number KW - Klein surfaces TI - Groups of symmetric crosscap number less than or equal to 17 TY - journal article VL - 15 ER -