@other{https://resolver.caltech.edu/CaltechCSTR:1992.cs-tr-92-20,
    title = "Invariance Hints and the VC Dimension",
    url = "https://resolver.caltech.edu/CaltechCSTR:1992.cs-tr-92-20",
    id = "record",
    doi = "10.7907/Z9765CHM"
}