BALKUS, Mindaugas. The Cards of Internal Passports of the Population of Kaunas City of the 1920–1940s as a Source of Genealogy and Local History. Bibliotheca Lituana, [S. l.], v. 6, p. 45–68, 2019. DOI: 10.15388/BiblLita.2018.VI.4. Disponível em: https://www.journals.vu.lt/Bibliotheca-Lituana/article/view/16285.. Acesso em: 4 may. 2024.