1. Pharmaz. Ztg. 1928, 77. — 2 Apotheker-Ztg. 1927, 1344.
2. Pharmac. Acta Helvetiae 27, 17 (1952).
3. Scientia pharmac. 17, 118 (1949). 3 Arch. Pharmaz. 1928, 218.
4. ’Ber. d. ungar. pharmaz. Ges. 1931, H. 6; Ref. Pharmaz. Ztg. 1932, 139.
5. Pharmac. Journ. 1930, Nr. 3475; Ref. Pharmaz. Ztg. 1930, 901.