Bayes classification rule for the general discrete case. - Krzysztof Jajuga (Pattern Recognit., 1986)

Determining hyperspherical classes of observations. - Krzysztof Jajuga (Pattern Recognit. Lett., 1986)

Fuzzy clustering with squared Minkowski distances. - Patrick J. F. Groenen; Krzysztof Jajuga (Fuzzy Sets Syst., 2001)

Copula Functions in Model Based Clustering. - Krzysztof Jajuga; Daniel Papla (GfKl, 2005)

Model-Based Clustering - Discussion on Some Approaches. - Krzysztof Jajuga (Data Analysis and Decision Support, 2005)