1. Oblique muscle surgery of the A and V patterns;Jampolsky;J Pediatr Ophthalmol,1965
2. Alphabet patterns and oblique muscle dysfunctions;Wright,2002
3. Heterotropie;de Decker,2004
4. A and V patterns;von Noorden,2002
5. Biomechanical Modelling of the Human Eye;Buchberger,2008