1. Studies on refractive elements of human eye by means of ultrasonic echogram;Araki;Jap. J. Clin. Ophthal.,1961
2. In vivo characterization of intraocular membranes;Bayer,1981
3. Acoustic properties of the refractive media of the eye;Begui;J. Acoust. Soc. Am.,1954
4. Einführung in die Ophthalmologische Ultraschalldiagnostik;Buschmann,1966
5. A determination of the velocity of ultrasound in cataractous lenses;Coleman,1975