1. Young’s Practice of Urology;Young,1926
2. Bilateral gumma of iris;Popkova;Vestnik oftal.,1941
3. Bilateral gumma of retina;Mügge;Arch. f. Ophthal.,1940
4. Bilateral gumma of lacrimal gland;Meyer;Klin. Monatsbl. f. Augenh.,1939
5. Symmetric gummatous syphilis of pectoral muscle;Nicastro;Bol. y trab., Soc. argent, de cirujanos,1941