1. Static perimetry: accuracy and fluctuations;Bebie;Acta Ophthalmol (Copenh),1976
2. Fluctuations on the Humphrey and Octopus perimeters;Brenton;Invest Ophthalmol Vis Sci,1987
3. Components of fluctuation using different background luminosities;Crosswell;Graefes Arch Clin Exp Ophthalmol,1990
4. Threshold fluctuations in the Hymphrey Field Analyzer and in the Octopus Automated Perimeter;Frankhauser;Invest Ophthalmol Vis Sci,1988