TY - JOUR AU - Campbell, John TI - A class of symmetric difference-closed sets related to commuting involutions JO - Discrete mathematics & theoretical computer science PY - 2017-2018 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.23638/DMTCS-19-1-8/ DO - 10.23638/DMTCS-19-1-8 LA - en ID - DMTCS_2017_19_1_a5 ER -