1. Setälä, K., Ann. Med. Exp. Biol. Fenn., 26, 126, 130 (1948).
2. Setälä, K., Acta Path. Microbiol. Scand., 26, 223, 280, 682 (1949); 31, 588 (1952).
3. Setälä, K., and Ekwall, P., Trans. 9th Scand. Path. Congress, 78 (Helsinki, 1950).
4. “Synthetic Organic Chemicals” (Carbide and Carbon Co., 1946).
5. Sobotka, H., edited by, “Monomolecular Layers” (Washington, 1954).