@other{https://resolver.caltech.edu/CaltechTHESIS:02222011-105108216,
    title = "Image halftoning and inverse reconstruction problems with considerations to image watermarking",
    year = "2001",
    url = "https://resolver.caltech.edu/CaltechTHESIS:02222011-105108216",
    id = "record",
    doi = "10.7907/561b-d051"
}