@other{https://resolver.caltech.edu/CaltechCSTR:2000.cs-tr-00-04,
    title = "Closed-Form Expressions for Irradiance from Non-Uniform Lambertian Luminaires Part II: Polynomially-Varying Radiant Exitance",
    year = "2001",
    url = "https://resolver.caltech.edu/CaltechCSTR:2000.cs-tr-00-04",
    id = "record",
    doi = "10.7907/Z9XG9P5B"
}


@other{https://resolver.caltech.edu/CaltechCSTR:2000.cs-tr-00-01,
    title = "Closed-Form Expressions for Irradiance from Non-Uniform Lambertian Luminaires Part I: Linearly-Varying Radiant Exitance",
    year = "2001",
    url = "https://resolver.caltech.edu/CaltechCSTR:2000.cs-tr-00-01",
    id = "record",
    doi = "10.7907/Z92805MQ"
}