1. Subperiosteal bloodcyst of the orbit; report of a case;Denig;Ophthal Rec,1902
2. Uber “Cholesteatom” der Orbita;Pincus;Klin Monatsbl Augenheilkd,1933
3. Les tumeurs sanguines de la cavite orbitaire;Awerbach;Ann Ocul,1933
4. Xanthomatosis of the orbit: report of two cases;Knapp;Arch Ophthalmol,1934
5. Zur Kenntnis seltener Orbitaltumoren;Kreibig;Ztschr f Augenh,1938