Kandel, Abraham; Clark, Carl M. The enumeration of distinct fuzzy-valued switching functions. (English) Zbl 0493.94016 Fuzzy Sets Syst. 8, 291-310 (1982). MSC: 94C10 94D05 × Cite Format Result Cite Review PDF Full Text: DOI
Wang, Pei-Zhang Fuzzy contactability and fuzzy variables. (English) Zbl 0493.28001 Fuzzy Sets Syst. 8, 81-92 (1982). MSC: 28A10 03E72 28A99 94D05 × Cite Format Result Cite Review PDF Full Text: DOI