NIKOLA, Tanakow; GEORGI, Tsolov. Influence Analysis of The Active Part of Human Resources on The GDP of The Level 2 Regions in Bulgaria. Finance, Accounting and Business Analysis (FABA), [S. l.], v. 2, n. 1, p. 25–34, 2020. Disponível em: https://faba.bg/index.php/faba/article/view/31. Acesso em: 7 jun. 2026.