Spatio-temporal Models and Languages: An Approach Based on Data Types.
Ralf Hartmut GütingMichael H. BöhlenMartin ErwigChristian S. JensenNikos A. LorentzosEnrico NardelliMarkus SchneiderJosé Ramon Rios ViqueiraPublished in: Spatio-Temporal Databases: The CHOROCHRONOS Approach (2003)