ЯНОНИС, Освальдас. Universal means and ways of cognition in the science of bibliography. Knygotyra, [S. l.], v. 17, n. 10-2, p. 28–40, 1983. DOI: 10.15388/Knygotyra.1983.29966. Disponível em: https://test.zurnalai.vu.lt/knygotyra/article/view/29966. Acesso em: 26 oct. 2025.