Publications
.  
1996.  A cost model for the estimation of query execution time in a parallel environment supporting pipeline. Computers and Artificial Intelligence. 15:341-368.
.  
1993.  Parallel Optimisation of Join Queries Using a Technique of Exhaustive Nature. Computers and Artificial Intelligence. 12:145–166.
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1992.  Using Parallelism and Pipeline for the Optimisation of Join Queries. PARLE '92: Proceedings of the 4th International PARLE Conference on Parallel Architectures and Languages Europe. :279–294.
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1990.  An Object-Oriented Data Model for Hypermedia Systems. Proceedings of the DELTA Conference in Research and Development. :483–493.
 
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