1. Glioma of the optic nerve;Beller;Harefuah,1960
2. Clinical and genetic investigations into tuberous sclerosis and Recklinghausen's neurofibromatosis;Borberg;Acta psychiat. et neurol.,1951
3. Primary tumours in the optic nerve;Broendstrup;Five cases. Acta ophth.,1944
4. Das Oligodendrocytom der Sehnervenkreuzung;Busch;Zentralbl. f. Neurochir.,1936
5. Primary tumours of the optic nerve and chiasm;Christensen;Acta psychiat. et neurol.,1952