The following publications are possibly variants of this publication:
- Residuated fuzzy logics with an involutive negationFrancesc Esteva, Lluis Godo, Petr Hájek, Mirko Navara. AML, 39(2):103-124, 2000. [doi]
- Fuzzy logics with an additional involutive negationPetr Cintula, Erich-Peter Klement, Radko Mesiar, Mirko Navara. fss, 161(3):390-411, 2010. [doi]
- Sufficient triangular norms in many-valued logics with standard negationDan Butnariu, Erich-Peter Klement, Radko Mesiar, Mirko Navara. AML, 44(7):829-849, 2005. [doi]
- Triangular norm based predicate fuzzy logicsPetr Cintula, Petr Hájek. fss, 161(3):311-346, 2010. [doi]