MELAS, Vladimír. Význam inovácií v 21. Storočí: The importance of innovation in the 21st century. Slovak Journal of Public Policy and Public Administration, [S. l.], v. 3, n. 1, 2016. Disponível em: https://sjpppa.fsvucm.sk/index.php/journal/article/view/60. Acesso em: 22 dec. 2024.