Schneider, M., & Schneider, M. (1997). Spatial Data Types for Database Systems: Finite Resolution Geometry for Geographic Information Systems (1st ed. 1997.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/BFb0028319
Παραπομπή σε μορφή Chicago (17η εκδ.)Schneider, Markus, και Markus Schneider. Spatial Data Types for Database Systems: Finite Resolution Geometry for Geographic Information Systems. 1st ed. 1997. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0028319.
Παραπομπή σε μορφή MLA (8th εκδ.)Schneider, Markus, και Markus Schneider. Spatial Data Types for Database Systems: Finite Resolution Geometry for Geographic Information Systems. 1st ed. 1997. Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0028319.
