1. A short direct characterization of GS-quasigroups Creator: Kolar-Begović, Zdenka Format: bez média and svazek Type: model:article and TEXT Subject: GS-quasigroup and commutative group Language: English Description: The theorem about the characterization of a GS-quasigroup by means of a commutative group in which there is an automorphism which satisfies certain conditions, is proved directly. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public