1. Cariñanos, P., Alcázar, P., Galán, C., Navarro, R., & Dominquez, E. (2004). Aerobiology as a tool to help in episodes of occupational allergy in work places. Journal of Investigational Allergology and Clinical Immunology, 14, 300–308.
2. Clot, B. (2001). Airborne birch pollen in Neuchatel (Switzerland): Onset, peak and daily patterns. Aerobiologia, 17, 25–29. doi: 10.1023/A:1007652220568 .
3. D’Amato, G., Liccardi, G., Saggese, M., Mistrello, G., D’Amato, M., & Falagiani, P. (1996). Comparison between outdoor and indoor airborne allergenic activity. Annals of Allergy, Asthma & Immunology, 77, 147–152.
4. Enomoto, T., Onishi, S., Sogo, H., Dake, Y., Ikeda, H., Funakoshi, H., et al. (2004). Japanese cedar pollen in floating indoor house dust after pollinating season. Allergology International, 53, 279–285. doi: 10.1111/j.1440-1592.2004.00345.x .
5. Ertdman, G. (1969). Handbook of palynology. Morphology, taxonomy and ecology. Copenhagen: Munksgaard.