1. Development of the Human Eye;Mann,1928
2. Zur Entwicklung der Hornhaut des Menschen;Seefelder;Arch. f. Augenh.,1926
3. Zur Entwicklung der Hornhaut des Menschen;Fischer;Zeit. f. Augenh.,1928
4. The early development of the endothelium of Descemet's membrane, the cornea, and the anterior chamber of the eye;Hagedoorn;Brit. Jour. Ophth.,1928