The Design of Data Base Management Systems Using Linear Programming Techniques. - John G. Kollias (1976)

Improving the Performance of an Intelligent Data Management System. - John G. Kollias; Peter M. Stocker; Peter A. Dearnley (Comput. J., 1977)

An Estimate of Seek Time for Batched Searching of Random or Index Sequential Structured Files. - John G. Kollias (Comput. J., 1978)

Optimising Disc Head Movements in Secondary Key Retrievals. - F. Warren Burton; John G. Kollias (Comput. J., 1979)

File organizations and their reorganization. - John G. Kollias (Inf. Syst., 1979)

A heuristic approach for determining the optimal degree of file inversion. - John G. Kollias (Inf. Syst., 1979)

Some Rules for Introducing Indexing Paths in a Primary File. - Michael Hatzopoulos; John G. Kollias (Comput. J., 1980)

The file allocation problem under dynamic usage. - Michael Hatzopoulos; John G. Kollias (Inf. Syst., 1980)

Database maintenance efficiency using differential files. - V. J. Kollias; Michael Hatzopoulos; John G. Kollias (Inf. Syst., 1980)

The Reorganization of Multilist Database Structures. - Michael Hatzopoulos; John G. Kollias (Angew. Inform., 1980)

Criteria to Aid in Solving the Problem of Allocating Copies of a File in a Computer Network. - John G. Kollias; Michael Hatzopoulos (Comput. J., 1981)

Optimal Policy for Database Backup and Recovery. - Michael Hatzopoulos; John G. Kollias (Inf. Process. Lett., 1981)

Allocation of copies of s distinct files in an information network. - John G. Kollias; Michael Hatzopoulos (Inf. Syst., 1981)

The Application of a Number of Differential Files to the Maintenance of Large Databases. - Michael Hatzopoulos; John G. Kollias; V. J. Kollias (Angew. Inform., 1981)

The Determination of the Optimum Database Maintenance Points. - Michael Hatzopoulos; John G. Kollias (Comput. J., 1982)

Maintaining the Initial Performance of a Network Structure. - Michael Hatzopoulos; John G. Kollias (Angew. Inform., 1982)

The Effect of Missing, Retroactive, Erroneous and/or Late Data in Designing Accounting Applications. - John G. Kollias (Comput. J., 1983)

A dynamic model for the optimal selection of secondary indexes. - Michael Hatzopoulos; John G. Kollias (Inf. Syst., 1983)

Consistency in Point-in-Point Polygon Tests. - F. Warren Burton; V. J. Kollias; John G. Kollias (Comput. J., 1984)

An implementation of the exponential pyramid data structure with application to determination of symmetries in pictures. - F. Warren Burton; John G. Kollias; Nikitas A. Alexandridis (Comput. Vis. Graph. Image Process., 1984)

On the Optimal Selection of Multilist Database Structures. - Michael Hatzopoulos; John G. Kollias (IEEE Trans. Software Eng., 1984)

On the Optimal Incorporation of the Differential File Into a New Generation of the Database. - Michael Hatzopoulos; John G. Kollias; V. J. Kollias (Angew. Inform., 1984)

Multiple Generation Text Files Using Overlapping Tree Structures. - F. Warren Burton; Matthew M. Huntbach; John G. Kollias (Comput. J., 1985)

On the Selection of a Reduced Set of Indexes. - Michael Hatzopoulos; John G. Kollias (Comput. J., 1985)

Towards the Optimal Secondary Index Organisation and Secondary Index Selection. - Michael Hatzopoulos; John G. Kollias (Comput. J., 1985)

Expected and worst-case storage requirements for quadtrees. - F. Warren Burton; Vassiliki J. Kollias; John G. Kollias (Pattern Recognit. Lett., 1985)

Sequential vs. Binary Batched Searching. - Yannis Manolopoulos; John G. Kollias; Michael Hatzopoulos (Comput. J., 1986)

Real-Time Raster to Quadtree and Quadtree to Raster Conversion Algorithms with Modest Storage Requirements. - F. Warren Burton; V. J. Kollias; John G. Kollias (Angew. Inform., 1986)

A General PASCAL Program for Map Overlay of Quadtrees and Related Problems. - F. Warren Burton; V. J. Kollias; John G. Kollias (Comput. J., 1987)

Batched Interpolation Search. - Yannis Manolopoulos; John G. Kollias; F. Warren Burton (Comput. J., 1987)

Estimating Disk Head Movement in Batched Searching. - Yannis Manolopoulos; John G. Kollias (BIT, 1988)

Reduction of Storage Requirements by Sharing Common Information in an Office Information System. - F. Warren Burton; John G. Kollias (Angew. Inform., 1988)

Functional Programming with Quadtrees. - F. Warren Burton; John G. Kollias (IEEE Softw., 1989)

Performance of a Two-Headed Disk System when Serving Database Queries Under the Scan Policy. - Yannis Manolopoulos; John G. Kollias (ACM Trans. Database Syst., 1989)

Expressions for Completely and Partly Unsuccessful Batched Search of Sequential and Tree-Structured Files. - Yannis Manolopoulos; John G. Kollias (IEEE Trans. Software Eng., 1989)

Triply Chained Tree: An Enhancement of Doubly Chained Tree. - G. M. Famelis; Michael Hatzopoulos; John G. Kollias (Angew. Inform., 1989)

Optimal Data Placement in Two-Headed Disk Systems. - Yannis Manolopoulos; John G. Kollias (BIT, 1990)

Implementation of Overlapping B-Trees for Time and Space Efficient Representation of Collections of Similar Files. - F. Warren Burton; John G. Kollias; D. G. Matsakis; V. G. Kollias (Comput. J., 1990)

The Optimum Execution Order of Queries in Linear Storage. - John G. Kollias; Yannis Manolopoulos; Christos H. Papadimitriou (Inf. Process. Lett., 1990)