"Correlation of Beer Foam with Other Beer Properties"
-- http://www.mbaa.com/TechQuarterly/Artic … 527-01.pdf

"Beer polypeptides and Silica Gel; Part I. Polypeptides Involved in Haze Formation"
-- http://www.scientificsocieties.org/jib/ … 310088.pdf

"Beer polypeptides and Silica Gel; Part II. Polypeptides Involved in Foam Formation"
-- http://www.scientificsocieties.org/jib/ … 310089.pdf

"The relative significance of physics and chemistry for beer foam excellence: theory and practice" by C.W Bamforth
-- http://www.scientificsocieties.org/jib/ … 06-269.pdf

"Isolation and Characterization of Foaming Proteins of Beer"
-- http://www.asbcnet.org/journal/pdfs/bac … 8-0129.pdf

"Degradation of a Foam-Promoting Barley Protein by a Proteinase from Brewing Yeast"
-- http://www.scientificsocieties.org/jib/ … 18-305.pdf

/Fredrik