Pantanelli S, MacRae S, Jeong TM, Yoon G (November 2007). "Characterizing the wave aberration in eyes with keratoconus or penetrating keratoplasty using a high-dynamic range wavefront sensor". Ophthalmology. 114 (11): 2013–21. doi:10.1016/j.ophtha.2007.01.008. PMID17553566.
Pantanelli S, MacRae S, Jeong TM, Yoon G (November 2007). "Characterizing the wave aberration in eyes with keratoconus or penetrating keratoplasty using a high-dynamic range wavefront sensor". Ophthalmology. 114 (11): 2013–21. doi:10.1016/j.ophtha.2007.01.008. PMID17553566.