McKenzie; Roger; Wills Journal of the Chemical Society, 1926 , p. 790 Full Text Show Details Bettzieche; Ehrlich Hoppe-Seyler's Zeitschrift fuer Physiologische Chemie, 1925 , vol. 150, p. 194,196 Hoppe-Seyler's Zeitschrift fuer Physiologische Chemie, 1926 , vol. 160, p. 15 Full Text Show Details McKenzie; Richardson Journal of the Chemical Society, 1927 , p. 575