1. BUSWELL, A, SCIENTIFIC AMERICAN 194: 77 (1956).
2. Essays in Biochemistry 1956
3. DHERE, C, Biological photochemistry - On the properties of photoluminescence of synthetic flavin, COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES 206: 2003 (1938).
4. Fluorescenz Organischer Verbindungen 1951
5. Jacobson, B., Journal of the American Chemical Society 77: 2919 (1955).