RelView and Rath – Two Systems for Dealing with Relations.- The GUHA Method and Foundations of (Relational) Data Mining.- Mechanised Reasoning and Model Generation for Extended Modal Logics.- Theory Extraction in Relational Data Analysis.- An Environment for Specifying Properties of Dyadic Relations and Reasoning about Them I: Language Extension Mechanisms.- Consistent Representation of Rankings.- Axiomatic and Strategic Approaches to Bargaining Problems.- Categoric and Ordinal Voting: An Overview.- Relational Models of Lambek Logics.- Approximation Operators in Qualitative Data Analysis.- Lattice–Based Relation Algebras and Their Representability.- Binary Multirelations.