Beaudoin, L., M. Pudło, and S. Hyniewska. “Mental Perturbance: An Integrative Design-Oriented Concept for Understanding Repetitive Thought, Emotions and Related Phenomena Involving a Loss of Control of Executive Functions”. SFU Educational Review, vol. 13, no. 1, Aug. 2020, pp. 29-58, doi:10.21810/sfuer.v13i1.1282.