ACM - Normas
Essam A. El-Kwae
Mansur R. Kabuka
ACM Transactions on Information Systems
Design and evaluation of algorithms for image retrieval by spatial similarity
A content-based indexing technique using relative geometry features
Using 2D C~-strings as spatial knowledge representation for image database systems
PICQUERY: a high level query language for pictorial database management
An iconic query language for topological relationships in GIS
2D C-string: A new spatial knowledge representation for image database systems