Menjaga Kesehatan Mata

Atchicon, D. A. dan Smith, g . (2000). Optics of the human Eye .  Oxford: Butterworth-heinemann

Bharadwaj, S. R. (2011). Pupil Responses to Near Visual Demand DuringHuman Visual Development. Journal of Vision. Vol. 11 (1): 1-14.

Hermans, E. (2007). The Shape of The Human Lens Nucleus with Accomodation. Jornal of Vision. Vol. 7 (1): 1-10.