ILIEV, M.; ILIEVA, R.; NEDKOV, I.; PELKIN, A.; TERZIYSKA, V. Seasonal Variability of Ambient Bioaerosol Concentrations over Densely Populated Central Area in Sofia, Bulgaria: Focus on Spring and Summer. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 78, n. 3, p. 331–339, 2025. DOI: 10.7546/CRABS.2025.03.02. Disponível em: https://proceedings.bas.bg/index.php/cr/article/view/716. Acesso em: 23 apr. 2025.