A Note on the LU Factorization of a Symmetric Matrix. - David J. Evans 001; Michael Hatzopoulos (Commun. ACM, 1975)

The Solution of Certain Banded Systems of Linear Equations Using the Folding Algorithm. - David J. Evans 001; Michael Hatzopoulos (Comput. J., 1976)

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)

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

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)

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)

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

Comments on the paper "a short proof for the existence of the WZ-factorization". - Michael Hatzopoulos; David J. Evans 001 (Parallel Comput., 1988)

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

Using Parallelism and Pipeline for the Optimisation of Join Queries. - Myra Spiliopoulou; Michael Hatzopoulos; Costas Vassilakis 001 (PARLE, 1992)

Translation of SQL queries into a graph structure: query transformations and pre-optimization issues in a pipeline multiprocessor environment. - Myra Spiliopoulou; Michael Hatzopoulos (Inf. Syst., 1992)

A Script Based Approach for Interactive Multimedia Applications. - Michalis Vazirgiannis; Michael Hatzopoulos (MMM, 1993)

Parallel Optimisation of Join Queries Using an Enhanced Iterative Improvement Technique. - Myra Spiliopoulou; Yannis Cotronis; Michael Hatzopoulos (PARLE, 1993)

Hypermedia and Knowledge Representation: An Object-Oriented Design Based on Fuzzy Logic. - Michalis Vazirgiannis; K. Petrou; A. Tsobanidis; Michael Hatzopoulos (SEKE, 1993)

An Object-Oriented Framework for Knowledge Representation Based on Fuzzy Sets. - Michalis Vazirgiannis; K. Petrou; A. Tsobanidis; Michael Hatzopoulos (J. Intell. Fuzzy Syst., 1993)

A Support System for Building Hypermedia Training Applications. - Aphrodite Tsalgatidou; Zissis Palaskas; Constantine Halatsis; Michael Hatzopoulos (DEXA, 1994)

A Hypermedia Tourist Guide. - Aphrodite Tsalgatidou; Myra Spiliopoulou; K. Apostolaki; I. Roussou; Michael Hatzopoulos (ENTER, 1994)

KNOWEL: A Hypermedia Knowledge Editor. - Michalis Vazirgiannis; Alexandros Kalousis; Michael Hatzopoulos (DEXA Workshop, 1995)

Integrated Multimedia Object and Application Modelling Based on Events and Scenarios. - Michalis Vazirgiannis; Michael Hatzopoulos (IW-MMDBMS, 1995)

Query Processing for Multimedia Applications on Optical Media. - Myra Spiliopoulou; Yannis Cotronis; Michael Hatzopoulos (Inf. Process. Lett., 1995)

A Multimedia Title Development Environment (MTDE). - Aphrodite Tsalgatidou; Constantine Halatsis; Myra Spiliopoulou; Michael Hatzopoulos (Inf. Process. Manag., 1995)

A Cost Model for the Estimation Query Execution Time in a Parallel Environment Supporting Pipeline. - Myra Spiliopoulou; Michael Hatzopoulos; Costas Vassilakis 001 (Comput. Artif. Intell., 1996)

Parallel Optimization of Large Join Queries with Set Operators and Aggregates in a Parallel Environment Supporting Pipeline. - Myra Spiliopoulou; Michael Hatzopoulos; Yannis Cotronis (IEEE Trans. Knowl. Data Eng., 1996)

A Client-Server Design for Interactive Multimedia Documents Based on Java. - D. Tsirikos; Th. Markousis; I. Mouroulis; Michael Hatzopoulos; Michalis Vazirgiannis; Yannis Stavrakas (IDMS, 1998)

i-Mu.S.E. - Interactive Multimedia Scenario Editor. - Michalis Vazirgiannis; M. Trafalis; I. Stamati; Michael Hatzopoulos (IW-MMDBMS, 1998)

MEMOIR: Software Agents for Finding Similar Users by Trails. - Aggelos Pikrakis; Tilemahos Bitsikas; Stelios Sfakianakis; Michael Hatzopoulos; David DeRoure; Wendy Hall 001; Siegfried Reich; Gary Hill; Mark A. Stairmand (PAAM, 1998)

Interactive multimedia scenario: modeling rendering. - Michalis Vazirgiannis; I. Stamati; M. Trafalis; Michael Hatzopoulos (SAC, 1998)

Authoring Hypermedia Training Applications. - Aphrodite Tsalgatidou; M. Anastasiou; D. Plevria; Michael Hatzopoulos (Broadband European Networks and Multimedia Services, 1998)

The Gr_Tree: The Use of Active Regions in G-Trees. - Dimitris G. Kapopoulos; Michael Hatzopoulos (ADBIS, 1999)

An Efficient Storage Manager. - Dimitris G. Kapopoulos; Michael Hatzopoulos; Panagiotis Stamatopoulos (ADBIS-DASFAA, 2000)

Interactive Multimedia Documents: A Modeling, Authoring and Rendering Approach. - Michalis Vazirgiannis; D. Tsirikos; Th. Markousis; M. Trafalis; Y. Stamati; Michael Hatzopoulos; Timos K. Sellis (Multim. Tools Appl., 2000)

The Aristotle Approach to Open Hypermedia. - Costas Petrou; Drakoulis Martakos; Michael Hatzopoulos; S. Halamandaris; Stathes Hadjiefthymiades (Rev. Colomb. de Computación, 2000)

The Arc-Tree: A Novel Symmetric Access Method for Multidimensional Data. - Dimitris G. Kapopoulos; Michael Hatzopoulos (ADBIS, 2001)

A Simple, Compact and Dynamic Partition Scheme Based on Co-centric Spheres. - Dimitris G. Kapopoulos; Michael Hatzopoulos (Panhellenic Conference on Informatics, 2001)

Organising and Maintaining Dynamic Digital Collections. - Mara Nikolaidou; D. Anastasiou; Dimosthenis Anagnostopoulos; Michael Hatzopoulos (ICADL, 2002)

Agents for Querying Distributed Statistical Databases Over the Internet. - Sally I. McClean; Isambo Karali; Bryan W. Scotney; Kieran Greer; Georgios-Dimitrios Kapos; Rónán Páircéir; Jun Hong 001; David A. Bell; Michael Hatzopoulos (Int. J. Artif. Intell. Tools, 2002)

Efficient Management of Persistent Knowledge. - Dimitris G. Kapopoulos; Michael Hatzopoulos; Panagiotis Stamatopoulos (J. Intell. Inf. Syst., 2002)

Using a Medical Digital Library for Education Purposes. - Mara Nikolaidou; Dimosthenis Anagnostopoulos; Michael Hatzopoulos (CBMS, 2003)

Mining Web Sites Using Wrapper Induction, Named Entities, and Post-processing. - Georgios Sigletos; Georgios Paliouras; Constantine D. Spyropoulos; Michael Hatzopoulos (EWMF, 2003)

MISSION: An Agent-Based System for Semantic Integration of Heterogeneous Distributed Statistical Information Sources. - Sally I. McClean; Bryan W. Scotney; Hans Rutjes; Jannes Hartkamp; Isambo Karali; Michael Hatzopoulos; Joanne Lamb; Defeng Ma (SSDBM, 2004)

Development of a medical digital library managing multiple collections. - Mara Nikolaidou; Dimosthenis Anagnostopoulos; Michael Hatzopoulos (Electron. Libr., 2005)

Combining Information Extraction Systems Using Voting and Stacked Generalization. - Georgios Sigletos; Georgios Paliouras; Constantine D. Spyropoulos; Michael Hatzopoulos (J. Mach. Learn. Res., 2005)

Digital Object Abstraction Layer: A Middleware for Building Federated Digital Libraries. - George Pyrounakis; Mara Nikolaidou; Michael Hatzopoulos (PDCCS, 2009)

Building Digital Collections Using Open Source Digital Repository Software: A Comparative Study. - George Pyrounakis; Mara Nikolaidou; Michael Hatzopoulos (Int. J. Digit. Libr. Syst., 2014)