Auto-Carto 9 : Ninth International Symposium on Computer-Assisted Cartography, Baltimore, Maryland, April 2-7 /
Auto-Carto(9th :1989 :Baltimore, Md.)
American Society for Photogrammetry and Remote Sensing.
American Congress on Surveying and Mapping.
Falls Church, VA, USA : The Society : The Congress,
c1989.
Includes bibliographies.
Cartography