Hannu Nurmi. Fuzzy Sets Seemed to Work. In Rudolf Seising, Enric Trillas, Claudio Moraga, Settimo Termini, editors, On Fuzziness - A Homage to Lotfi A. Zadeh - Volume 2. Volume 299 of Studies in Fuzziness and Soft Computing, pages 487-492, Springer, 2013. [doi]
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