Effect of Continuous and Discrete Feedback on Agency and Frustration in a Brain-Computer Interface Virtual Reality Interaction. - Thomas K. K. Kjeldsen; Thomas B. Nielsen; Hamzah Ziadeh; Steffen Lehmann; Louise D. Nielsen; Dávid Gulyás; Bastian Ilsø Hougaard; Hendrik Knoche; Mads Jochumsen (BIBE, 2021)