JANUŠKEVIČIUS, Zigmas; VAITKEVIČIUS, Kostas. Theory of Science, Information Science and Some Questions of the Health Service. Knygotyra, [S. l.], v. 11, n. 4, p. 13–21, 1974. DOI: 10.15388/Knygotyra.1974.26932. Disponível em: https://test.zurnalai.vu.lt/knygotyra/article/view/26932. Acesso em: 25 oct. 2025.