1. Boergen, K.P., Richert, H.: Kataraktbildung durch H�modialyse? Klin. Mbl. Augenheilk. 162, 394?398 (1973)
2. Christiansen, G.S., Leinfelder, P.J.: A critical study of lens metabolism. Amer. J. Ophthal. 35 (II), 21?32 (1952)
3. Duke-Elder, St.: System of Ophthalmology XI Diseases of the lens. 81. London: Kimpton, 1969
4. Fischer, F.P.: Weitere Untersuchungen �ber die Wasserbildung der Linse. Arch. Augenheilk. 108, 517?526 (1934)
5. Franceschetti, A., Avanza, C.: Sulla manifestazione familiare dele iperaminoaciduria associata a cataratta congenita. Atti 47 Congr. Soc. Oftalmol. 17, 1957