1. Maintaining knowledge about temporal intervals;Allen;Commun. ACM,1983
2. Arc Hydro Groundwater;Aquaveo,2013
3. A glossary of time granularity concepts;Bettini;Lect. Notes Comput. Sci.,1998
4. Terralib: an Open Source GIS Library for Large-scale Environmental and Socio-economic Applications;Câmara,2008
5. Temporal GIS: Advanced Functions for Field-based Applications;Christakos,2001