PENOV, N.; GUEROVA, G.; STOYCHEVA, A. Fog Climatology and Stability Index for Plovdiv 1991–2018. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 75, n. 8, p. 1156–1164, 2022. DOI: 10.7546/CRABS.2022.08.08. Disponível em: https://proceedings.bas.bg/index.php/cr/article/view/137. Acesso em: 28 sep. 2022.