1. Ocular Motility and Strabismus;Parks,1975
2. Burian-von Noorden's Binocular Vision and Ocular Motility: Theory and Management of Strabismus;von Noorden,1985
3. Pediatric Ophthalmology;Nelson,1991
4. Monofixational intermittent exotropia;Baker;Arch Ophthalmol,1979
5. A new method for evaluating distance stereo acuity;Zanoni;J Pediatr Ophthalmol Strabismus,1991