KROUMOV , V.; BLAGOEVA, V. Soil Protection and Energy Fficiency of Miscanthus x giganteus Grown in Conditions of Organic Agriculture in the Area of Samokov, Bulgaria. Bulgarian Journal of Soil Science, Agrochemistry and Ecology, Sofia, BG, v. 45, n. 3, p. 51–56, 2011. Disponível em: https://agriacad.eu/ojs/index.php/bjssae/article/view/4055.. Acesso em: 6 oct. 2026.