VARNIENĖ-JANSSEN, REGINA. LEVAS VLADIMIROVAS AS THE INITIATOR OF THE THEORY OF INFORMATION SOCIETY IN LITHUANIA. Knygotyra, [S. l.], v. 60, p. 256–261, 2013. DOI: 10.15388/kn.v60i0.1361. Disponível em: https://test.zurnalai.vu.lt/knygotyra/article/view/1361. Acesso em: 26 oct. 2025.