@InProceedings{acmgis2003,
    author = "Gousie, Michael and Franklin, W. Randolph",
    editor = "Hoel, Erik and Rigaux, Phillippe",
    title = "Constructing a {DEM} from Grid-based Data by Computing Intermediate Contours",
    booktitle = "GIS 2003: Proceedings of the Eleventh ACM International Symposium on Advances in Geographic Information Systems",
    date = "November 7--8",
    address = "New Orleans",
    pages = "71-77",
    year = "2003",
    fulltext = "https://wrfranklin.org/p/99-acmgis03-intermed-contour.pdf",
    mykey = "terrain",
    href = "\bibhref{99-acmgis03-intermed-contour}"
}