VALENTINAVIČIUS, Stasys. Competitiveness and Economical Expansion of Industry. Ekonomika, [S. l.], v. 52, p. 150–162, 2000. DOI: 10.15388/Ekon.2000.16919. Disponível em: https://www.journals.vu.lt/ekonomika/article/view/16919. Acesso em: 6 dec. 2025.