Sytnik-Czetwertyński, Janusz. “The Concept of Personal Identity: Freud, Jung, Jaspers and Lowe”. Journal of Education, Health and Sport 11, no. 10 (October 19, 2021): 102–115. Accessed April 25, 2024. https://apcz.umk.pl/JEHS/article/view/35767.