. 1958 Oct;1(4):315–339. doi: 10.1901/jeab.1958.1-315
Intermittent reinforcement of operant behavior in children1
E R Long
, J T Hammack
, F May
, B J Campbell
E R Long
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J T Hammack
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F May
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B J Campbell
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1
This research was supported in part by USPHS Grant M-2007.
PMCID: PMC1403848 PMID: 16811231