@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20181213-143631577,
    title = "Color Imaging: Device-Independent Color, Color Hardcopy, and Applications VII",
    chapter = "New methods for digital halftoning and inverse halftoning",
    year = "2001",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20181213-143631577",
    id = "record",
    isbn = "9780819444035",
    doi = "10.1117/12.452998"
}


@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20150513-121754858,
    title = "9th European Signal Processing Conference",
    chapter = "Image halftoning using optimized dot diffusion",
    year = "1998",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20150513-121754858",
    id = "record",
    isbn = "978-960-7620-06-4"
}