GRIGOROV, B.; VELEV, N.; ASSENOV, A.; NAZAROV, M.; GRAMATIKOV, M.; GENOVA, B.; VASSILEV, K. Forest Habitats and Vegetation of Dragoman Municipality, Western Bulgaria. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 76, n. 2, p. 221–228, 2023. DOI: 10.7546/CRABS.2023.02.06. Disponível em: https://proceedings.bas.bg/index.php/cr/article/view/252. Acesso em: 24 mar. 2023.