The ORES Temporal DBMS and the ERT-SQL Query Language. - Babis Theodoulidis; Aziz Ait-Braham; George Karvelis (DEXA, 1994)

Conceptual Modelling and Manipulation of Temporal Databases. - Aziz Ait-Braham; Babis Theodoulidis; George Karvelis (ER, 1994)

The ORES Temporal Database Management System. - Babis Theodoulidis; Aziz Ait-Braham; George Andrianopoulos; Jayant Chaudhary; George Karvelis; Simon Sou (SIGMOD Conference, 1994)