Matysiak, Olga, and Aneta Brzezicka. “THE EFFECIVENESS OF COGNITIVE TRAININGS IN OLDER ADULTS – REVIEW”. Studia Psychologica: Theoria et praxis 17, no. 2 (December 12, 2017): 5–21. Accessed March 28, 2024. https://czasopisma.uksw.edu.pl/index.php/sp/article/view/2211.