A Spatial Data Model and a Topological Sweep Algorithm for Map Overlay.

http://dx.doi.org/10.1007/3-540-56869-7_10 Ulrich Finke Klaus Hinrichs A Spatial Data Model and a Topological Sweep Algorithm for Map Overlay. 162-177 SSD/1993/P162.pdf 1993 conf/ssd/93 SSD db/conf/ssd/ssd93.html#FinkeH93