1. Hereditary Optic Atrophy (Leber's Disease)" in "Treasury of Human Inheritance;BELL, J.,1931
2. BONEL, L., and SALLES, P. (1960). Ann. Oculist. (Paris), 193, 465.
3. CARROLL, F. D. (1947). Amer. J. Ophthal., 30, 172.
4. DEGAZON, D. W. (1956). West Indian med. J., 5, 223.
5. KELTZ, H., and COMSTOCK, G. W. (1959). New Engl. J. Med., 260, 1268.