A realistic (non-associative) logic and a possible explanations of 7 pm 2 law.

Raul Trejo Vladik Kreinovich I. R. Goodman Jesus Martinez Reginaldo Gonzalez A realistic (non-associative) logic and a possible explanations of 7 pm 2 law. 235-266 2002 29 Int. J. Approx. Reasoning 3 http://dx.doi.org/10.1016/S0888-613X(01)00065-2 db/journals/ijar/ijar29.html#TrejoKGMG02