@inproceedings{michaelw.godfrey1993vffcm,
    author = "Michael W. Godfrey",
    title = "Visual formalisms for configuration management",
    year = "1993",
    pages = "120–127",
    booktitle = "Proceedings of the 1993 conference of the Centre for Advanced Studies on Collaborative research:
            software engineering - Volume 1
        "
}

Michael W. Godfrey, "Visual formalisms for configuration management," 1993 conference of the Centre for Advanced Studies on Collaborative research: software engineering -
            Volume 1
        , pp. 120–127