Claes Nyberg Publications Dual career support among world-class athletes in Sweden - Performance, education, and employment Claes Nyberg, Stefan Wagnsson, Henrik Gustafsson, Owe Strahlman, 2023 Soccer Referees' Experience of Threat and Aggression - Effects of Age, Experience, and Life Orientation on Outcome of Coping Strategy Per Folkesson, Claes Nyberg, Trevor Archer, Torsten Norlander, 2002 Hot och våld mot fotbollsdomare. Torsten Norlander, Per Folkesson, Claes Nyberg, 2001
