[1] Richard L.Gutierrez,Keith N, and others,” Ultra Violet: a new wave of ternary disinfection”, Carollo engineers, walnut Greek. CA, 2005.pp.102-125.
[2] American Academy of Dermatology(AAD), Home page on the world wide web : http://www.aad.org
[3] The Applied Biosafety, 11(4) pp.228-230© ABSA 2006,”Position paper on the use of UV light in Biological safety cabinets, the Biological effects on eyes and skin, and 2006.