This paper is divided into four main parts. In the first part of the study, we identified the most significant factors that affect the performance of groups in collaborative learning situations. The results showed that the extent of communication, interactions and involvement/participation...

Roman Słowiński and His Research Program: Intelligent Decision Support Systems Between Operations Research and Artificial Intelligence -- Roman’s Scientific Trajectory: A Retrospective with an Emphasis on the Beginning -- ELECTRE Methods: A Survey on Roman Słowiński Contributions -- How...