Views on fuzzy sets and systems from different perspectives : philosophy and logic, criticisms and applications / ed. R. Seising, 2009 r=on-line
Towards the Future of Fuzzy Logic / ed. R. Seising [et al.], 2015 r=on-line. - Текст : электронный.
Seising R. The fuzzification of systems : the genesis of fuzzy set theory and its initial applications – developments up to the 1970s / R. Seising, 2007 r=on-line
Accuracy and Fuzziness. A Life in Science and Politics : A Festschrift book to Enric Trillas Ruiz / ed.: R. Seising, L. A. Méndez, 2015 r=on-line. - Текст : электронный.