Mehendale, R. A., A. O. Stemmer-Rachamimov, and L. R. Dagi. “A 50-Year-Old Man With a Long-Standing, Large-Angle Exotropia and Limitation of Adduction in the Left Eye”. Digital Journal of Ophthalmology, vol. 19, no. 4, Dec. 2013, pp. 64-67, doi:10.5693/djo.03.2013.09.004.