Federal Geographic Data Committee(FGDC).Road Data Model Content Standard and Implementation Guide-Working Draft.1998-10.
[2]
Federal Geographic Data Committee(FGDC).NSDI Framework Transportation Identification Standard-Draft #2.1999-05.
[3]
Vonderohe A, C Chou, F Sun, T Adams.Result of a Workshop on a Generic Data Model for Linear Referencing Systems.Sparks, Nevada:Proceedings 1995 Geographic Information Systems for Transportation Symposium, 1995:23-25.
[4]
ESRI.ARC/INFO Data Management.ARC/INFO Version 7, 1999.
[5]
Vonderohe A, L Travis, R Smith.Preliminary Result from Research on Adaptation of Geographic Information Systems for Transportation.GIS-T Symposium proceedings, American Association of State Highway and Transportation Officials, 1992:9-19.