BACHEV, Hrabrin. A Study on Development of Agraria Research and Innovation System in Bulgaria. International Journal of Business Management and Finance Research, [S. l.], v. 4, n. 2, p. 82–96, 2021. DOI: 10.53935/26415313.v4i2.189. Disponível em: https://www.academiainsight.com/index.php/ijbmfr/article/view/189. Acesso em: 22 mar. 2026.