1. “Sensory Inhibition.”;von Békésy,1967
2. Electromechanical transducer for vibrotactile stimulation;Bice;Rev. Sci. Instr.,1961
3. On the influence of successive impulses of light upon the retina;Brewster;Phil. Mag., 3rd Ser.,1834
4. Beats produced by simultaneous stimulation of the human eye with intermittent light and intermittent or alternating electric current;Brindley;J. Physiol. (London),1962
5. La sensation lumineuse en fonction du temps;Broca;J. Physiol. Pathol. Gen.,1902