Towards a Visual Query Language for an Object-Oriented Geographical Information System Jungert E Försvarets forskningsanstalt (FOA) 1990-03
A hierarchical knowledge structure for Heuristic Path Planning Holmes P · Jungert E Försvarets forskningsanstalt (FOA) 1990-01
A Database Structure for an Object-Oriented Raster-Based Geographical Information System Hampus P · Jungert E Försvarets forskningsanstalt (FOA) 1990-04
A knowledge-based approach to the Shortest Path Problem in a Digitized Map Holmes P D · Jungert E Försvarets forskningsanstalt (FOA) 1989-01