@article{article5e44eb60,
title   = {Optical projection mires for measurements of the radii of curvature of the cornea in biomicroscopes},
author = {Ventura, Liliane and Riul, Cassius and Sousa, Sidney Júlio de Faria e},
year = {2007},
doi = {10.1364/ao.46.007155},
journal   = {Applied Optics}
}