A Combinatorial Approach to the Multiple-Query Optimization. - Z. Krolokowski; Maciej Matysiak; Tadeusz Morzy; Silvio Salza (COMAD, 1994)

Tabu Search Optimization of Large Join Queries. - Tadeusz Morzy; Maciej Matysiak; Silvio Salza (EDBT, 1994)

Efficient Optimization of Large Join Queries Using Tabu Search. - Maciej Matysiak (Inf. Sci., 1995)

Integration of Schemas Containing Data Versions and Time Components. - Maciej Matysiak; Tadeusz Morzy; Bogdan D. Czejdo (ADBIS, 1998)