GALLUZZO, Nicola. Farms specialization, economic size and technical efficiency in Italian farms using a non-parametric approach. Bulgarian Journal of Agricultural Science, Sofia, BG, v. 28, n. 1, p. 36–41, 2022. Disponível em: https://agriacad.eu/ojs/index.php/bjas/article/view/1228.. Acesso em: 14 sep. 2026.