@article{https://resolver.caltech.edu/CaltechAUTHORS:20151211-151926584,
    title = "Unit Activity: Motivation-Dependent Responses from Midbrain Neurons",
    journal = "Science",
    year = "1969",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20151211-151926584",
    id = "record",
    issn = "0036-8075",
    doi = "10.1126/science.165.3899.1269",
    volume = "165"
}