MV-algebras with internal states and probabilistic fuzzy logics.

Tommaso Flaminio Franco Montagna MV-algebras with internal states and probabilistic fuzzy logics. 138-152 2009 50 Int. J. Approx. Reasoning 1 http://dx.doi.org/10.1016/j.ijar.2008.07.006 db/journals/ijar/ijar50.html#FlaminioM09