1. American Academy of Dermatology Protocol of the histopathologic section of the American Academy of Dermatology Syphilology meeting in Chicago, December 9, 1953
2. Protocol of the histopathologic session of the Pacific Dermatologie Association meeting in Oakland, September 3, 1950
3. Keratosis senilis et epitheliomas in situ;Van Der Meiren;Arch. belges de Dermat. et de Syph.,1955
4. Verruca Senilis und keratoma senile;Freudenthal;Arch. f. Dermat. u. Syph.,1926
5. Rumpfhaut epithelioma;Freudenthal;Arch, f. Dermat u. Syph.,1929