1. A time locked, low level calibrator;Emde;Electroenceph. clin. Neurophysiol.,1964
2. Slow potential changes (CNV) in the human EEG as a functiof of motivational variables;Irwin;Electroenceph. clin. Neurophysiol.,1966
3. Surface negative slow potential shift associated with conditioning in man and sub-human primates;Low;Electroenceph. clin. Neurophysiol.,1966
4. Norparametric statistics for the behavioral sciences;Siegel,1956
5. Slow potential waves in the human brain associated with expectancy, attention and decision;Walter;Arch. Psychat. Nervenkr.,1964