1. Les Tumeurs primitives multiples à localisation ophtalmologique;Algan;Arch. Ophtal. (Paris),1965
2. Malignant melanomas of the uvea in Denmark. 1943–1952;Jensen;Acta Ophth.,1963
3. Multiple primary malignant neoplasms;Hurt;J. Lab. Clin. Med.,1933
4. Diseases of the Uveal Tract;Duke-Elder,1966
5. Tumors of the eye;Reese,1963