BESLER, Gabriela; PORWOLIK, Marek. Karl Schröter and His Interest in Polish Mathematical Logic. Based on Unpublished Archival Documents. Logic and Logical Philosophy, [S. l.], v. 34, n. 3, p. 449–472, 2025. DOI: 10.12775/LLP.2025.016. Disponível em: https://apcz.umk.pl/LLP/article/view/62942. Acesso em: 7 feb. 2026.