1. Limitations of the tonometer;Smith;Ophth. Rev.,1915
2. Emmetropization;Mark;Ann. Ophth.,1972
3. Zur Applanationstonometrie an der Spaltlampe;Schmidt;Ophthalmologica,1957
4. Glaucoma;Goldmann,1957
5. The validity of the Imbert-Fick law as applied to applanation tonometry;Gloster;Exp. Eye Res.,1963