KRAINUK, O. V. MAINTENANCE OF LIBRARY USERS IN ELECTRONIC ENVIRONMENT. University Library at a New Stage of Social Communications Development. Conference Proceedings, [S. l.], v. 1, n. 2, p. 82–85, 2019. DOI: 10.15802/unilib/2013_175574. Disponível em: https://unilibnsd.ust.edu.ua/article/view/175574. Acesso em: 4 may. 2024.