@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20160107-162226619,
    title = "Advances in Neural Information Processing Systems 2 (NIPS 1989)",
    chapter = "Analog Circuits for Constrained Optimization",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20160107-162226619",
    id = "record",
    isbn = "1-55860-100-7"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:20161208-124637200,
    title = "Constraints methods for flexible models",
    journal = "ACM SIGGRAPH Computer Graphics",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20161208-124637200",
    id = "record",
    isbn = "0-89791-275-6",
    issn = "0097-8930",
    doi = "10.1145/378456.378524",
    volume = "22"
}


@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20161208-124010547,
    title = "SIGGRAPH '88 Proceedings of the 15th annual conference on Computer graphics and interactive techniques",
    chapter = "Constraints methods for flexible models",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20161208-124010547",
    id = "record",
    isbn = "0-89791-275-6",
    doi = "10.1145/54852.378524"
}


@other{https://resolver.caltech.edu/CaltechCSTR:1988.cs-tr-88-17,
    title = "Constrained Differential Optimization for Neural Networks",
    url = "https://resolver.caltech.edu/CaltechCSTR:1988.cs-tr-88-17",
    id = "record",
    doi = "10.7907/jr15a-wm464"
}


@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20160107-151945992,
    title = "Neural Information Processing Systems",
    chapter = "Constrained Differential Optimization",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20160107-151945992",
    id = "record",
    isbn = "0883185695"
}


@other{https://resolver.caltech.edu/CaltechCSTR:1985.5197.tr-85,
    title = "Sequential Threshold Circuits",
    url = "https://resolver.caltech.edu/CaltechCSTR:1985.5197.tr-85",
    id = "record",
    doi = "10.7907/8fq6m-60664"
}