1. Nevil Maskelyne and the discovery of night myopia. Notes and Records of the Royal Society of London.;JR Levene,1965
2. On the invisibility of small objects in a bad light.;Rayleigh Lord;Proc Camb Phil Soc,1883
3. Rendimiento fotométrico de sistemas ópticos a bajas luminosidades.;JM Otero;Ann R S E F y Q,1941
4. The Change in Refractive Power of the Human Eye in Dim and Bright Light.;G Wald;J Opt Soc Am,1947
5. A Study of Night Myopia.;M Koomen;J Opt Soc Am,1951