1. Smith, E. L., in G. E. W. Wolstenholme and M. P. Cameron (Editors), Ciba Foundation Symposium on the chemical structure of proteins, Little, Brown and Company, Boston, p. 109-124.
2. Colorimetric Determination of Hydroxyproline
3. COMPLEX SALTS OF AMINO ACIDS AND PEPTIDES
4. Recent advances in gelatin and glue research;Kurtz,1957