1. Environmental carcinogenesis: Threshold concentrations of carcinogens and cocarcinogens;Bingham;Archs envir. Hlth,1969
2. Environmental carcinogenesis: Experimental observations related to occupational cancer;Bingham,1966
3. Carcinogenesis by Ultraviolet Light: An Essay in Quantitative Biology;Blum,1959
4. Studies on promoting action in skin carcinogenesis;Saffiotti;National Cancer Institute Monograph no. 10,1963
5. Optical brighteners and their evaluation;Stensby;Soap chem. Spec.,1967