1. Akers TG, Edmonds RL, Kramer CL, et al. Sources and characteristics of airborne materials. In: Edmonds RL, editor. Aerobiology: the ecological systems approach. Sroundsburg, PA: Dowden, Hutchinson, Ross, 1979.
2. Barnett HL, Hunter BB. Illustrated Genera of Imperfect Fungi. 3rd ed. Burgess, MN, USA, 1972.
3. Ellis MB. Dematiaceous Hyphomycetes. UK: Commonwealth Mycological Institute, 1971.
4. Ellis MB. More Dematiaceous Hyphomycetes. UK: Commonwealth Mycological Institute, 1976.
5. Fernández-González D, Suárez-Cervera M, Díaz-González TE, Valencia-Barrera RM. Airborne pollen and spores of León (Spain). Abstracts 1990.