1. Badtke G (1958) Die normale Entwicklung des menschlichen Auges. Der Augenarzt, vol 1. Thieme, Leipzig
2. Balazs EA (1982) Functional anatomy of the vitreous. In: Duane TD, Jaeger EA (eds) Biomedical foundations of Ophthalmology, vol 1. Harper and Row, Philadelphia, pp 6, 12
3. Balazs EA, Toth LZ, Ozanics V (1980) Cytological studies on the developing vitreous as related to the hyaloid vessels system. Graefe's Arch Clin Exp Ophthalmol 213:71?85
4. Busacca A (1957) Biomikroskopie et histopathologie de l'oeil, vols I, II. Zurich, Druck und Verlagshaus
5. Daicker B (1993) Glaskörperpathologie. Ophthalmologe 90:419?425