NEKREP, Andreja; STRAŠEK, Sebastjan; BORŠIČ, Darja. Productivity and Economic Growth in the European Union: Impact of Investment in Research and Development. Naše gospodarstvo/Our economy, [S. l.], v. 64, n. 1, p. 18–27, 2018. Disponível em: https://old.journals.um.si/index.php/oe/article/view/2189. Acesso em: 24 nov. 2025.