ŠIMKEVIČIUS, Julius. Some Results of an Investigation of the Efectiveness of Scientific Information in the Field of Agriculture. Knygotyra, [S. l.], v. 11, n. 4, p. 23–26, 1974. DOI: 10.15388/Knygotyra.1974.26933. Disponível em: https://www.zurnalai.vu.lt/knygotyra/article/view/26933. Acesso em: 6 nov. 2025.