Aggregation operators : new trends and applications Tomasa Calvo, Gaspar Mayor, Radko Mesiar, editors - Heidelberg ; New York Physica-Verlag 2002 - xiv, 352 p. ; 24 cm ISBN: 9783790814682 ISSN: 2002019984 Subjects--Topical Terms: Aggregation operatorsFuzzy logicSoft computing Dewey Class. No.: 515.724 CAL