ВЛАДИМИРОВ, Лев. The Role of Library in Planning Research Activities. Knygotyra, [S. l.], v. 12, n. 5, p. 43–52, 1976. DOI: 10.15388/Knygotyra.1976.28021. Disponível em: https://test.zurnalai.vu.lt/knygotyra/article/view/28021. Acesso em: 25 oct. 2025.