MATULAITYTĖ, Stasė. The library of the old Vilnius university observatory. Knygotyra, [S. l.], v. 20, n. 13-1, p. 68–85, 1987. DOI: 10.15388/Knygotyra.1987.30019. Disponível em: https://test.zurnalai.vu.lt/knygotyra/article/view/30019. Acesso em: 25 oct. 2025.