共 9 条
[3]
NAKAJIMA A, 1968, ACTA SOC OPHTH JAPON, V72, P2059
[4]
Parker J A, 1972, Can J Ophthalmol, V7, P168
[6]
Salmon G., 1954, TREATISE CONIC SECTI, V6th
[7]
SMITH WJ, 1966, MODERN OPTICAL ENG D, P392
[9]
WEEKERS R, 1975, CATARACT ABNORMALITI, P139