1. Accommodation in the lensless eye;Davis;J.A.M.A.,1919
2. Apparent accommodation in the aphakic eye;Horton;Am. J. Ophth.,1929
3. Accommodation in lensless eyes;Israel;J. M. A. S. Africa,1929
4. Accommodation in aphakia;Hoare;M. J. Australia,1936
5. Visual Optics;Emsley,1946