1. Apparent optic atrophy with recovery of normal central visual acuity;Adler;Arch. Ophth.,1934
2. Clinical Methods of Neuro-ophthalmologic Examination;Kestenbaum,1946
3. Microscopic observations in a case of retinitis pigmentosa;Verhoeff;Arch. Ophth.,1931
4. Clinical Neuro-ophthalmology;Walsh,1947