TY  - RPRT
TI  - An automatic switch with variable off and on intervals.
AU  - L GELFAND
AU  - R S SOANES
PY  - 1956
DO  - 10.1037/h0083659
UR  - https://pubmed.ncbi.nlm.nih.gov/13329932/
ID  - 13329932
ER  -