1. Barishak, R.E. (2001) Differentiation; in Barishak R.E. (ed): Embryology of the Eye and Its Adnexa. Basel, Karger, pp 38-104.
2. Bron, A.J., R.C. Tripathi, B.J. Tripathi (1997) Wolff's Anatomy of the Eye and Orbit. London, Chapman & Hall Medical.
3. Aspects of the development of Schlemm's canal