J. Montoya, C. Doell, and C. Borgelt. ICAART (Revised Selected Papers), volume 11978 of Lecture Notes in Computer Science, page 224-245. Springer, (2019)
T. Low, C. Borgelt, S. Stober, and A. Nürnberger. Towards Advanced Data Analysis by Combining Soft Computing and Statistics, volume 285 of Studies in Fuzziness and Soft Computing, Springer Berlin Heidelberg, (2013)