Kwiatkowska A, Maksimowicz D, Sidyk D, Sztyber M, Łukomska-Janek E. Opening of the Karol Jakubowicz Library Warsaw, Poland, September 19, 2019. cejc [Internet]. 2020Jun.9 [cited 2024Apr.19];13(1(25):136-7. Available from: https://journals.ptks.pl/cejc/article/view/137