1. Mara, D., and Horan, N. (2003). Handbook of Water and Wastewater Microbiology, Academic Press.
2. Fewtrell, L., and Bartram, J. (2001). Water Quality: Guidelines, Standards and Health: Assessment of Risk and Risk Management for Water-Related Infectious Disease, IWA Publishing.
3. Mara, D., and Horan, N. (2003). Handbook of Water and Wastewater Microbiology, Academic Press.
4. Diversity and significance of mold species in Norwegian drinking water;Hageskal;Appl. Environ. Microbiol.,2006
5. Occurrence of filamentous fungi and yeasts in three different drinking water sources;Pereira;Water Res.,2009