1. Ljungdahl L, Sandergren E. Qualitative determination of amino acids in barley malt, wort and beer. In: Proceedings of the European Brewery Convention Congress, Nice. 1953, p 85–97.
2. Kirsop BH, Griffiths CM, Barrett J. Malting in relation to wort quality. In: Proceedings of the European Brewery Convention Congress, Madrid. 1967. p 219–225.
3. Isolation, partial purification and characterization of carboxypeptidase from barley;Virusi;Eur. J. Biochem.,1969
4. Localization and activity of various peptidases in germinating barley;Mikola;Planta,1972
5. Hydrolysis of alpha-naphthylacetate and l-leucyl-naphthylamide by barley enzymes;Burger;Phytochemistry,1970