JANONIS, Osvaldas. Issues of bibliographical periodicals of the period 1981-1985: analytical review. Knygotyra, [S. l.], v. 23, n. 16, p. 73–83, 1990. DOI: 10.15388/Knygotyra.1990.36531. Disponível em: https://test.zurnalai.vu.lt/knygotyra/article/view/36531. Acesso em: 25 oct. 2025.