LAKIS, Vaclovas. Problems of Survival of Small and Medium-Sized Enterprises. Ekonomika, [S. l.], v. 65, p. 92–101, 2004. DOI: 10.15388/Ekon.2004.17343. Disponível em: https://www.zurnalai.vu.lt/ekonomika/article/view/17343. Acesso em: 8 jul. 2025.