1. The foaming properties of beer;Bamforth;Journal of the Institute of Brewing,1985
2. Foam: Method, myth or magic?;Bamforth;Brewer,1995
3. A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein–dye binding;Bradford;Analytical Biochemistry,1976
4. Hop substances and yeast behaviour;Dixon;Journal of the Institute of Brewing,1967
5. Douma, A. C., Bos, M. A., Mocking-Bode, H. C. M., Angelino, S. A. G. F. (1998). Beer foam trouble shooting. Symposium on beer foam quality. In European brewery convention. Monograph XXVII (pp. 84–92). Amsterdam: Fachverlag Hans Carl.