Abderhalden; Schwab Hoppe-Seyler's Zeitschrift fuer Physiologische Chemie, 1926 , vol. 153, p. 90 Hoppe-Seyler's Zeitschrift fuer Physiologische Chemie, 1926 , vol. 157, p. 147 Full Text Show Details Botwinnik; Gawrilow Journal fuer Praktische Chemie (Leipzig), 1937 , vol. <2> 148, p. 170,181 Zhurnal Obshchei Khimii, 1937 , vol. 7, p. 1614,1616