OLSZEWSKI, Henryk. Jerzy Walachowicz (23 VIII 1932–11 III 2014). Kwartalnik Historyczny, [S. l.], v. 122, n. 1, p. 213–216, 2015. DOI: 10.12775/14398. Disponível em: https://apcz.umk.pl/KH/article/view/14398. Acesso em: 1 lip. 2025.