References
Lloyd Humberstone
Béziau on and and or
2015
in: The road to universal logic I, Basel : Birkhäuser
Archetypal forms of inference
2004
Synthese 141/1
Intrinsic/extrinsic
1996
Synthese 108/2
2015
in: The road to universal logic I, Basel : Birkhäuser
2004
Synthese 141/1
1996
Synthese 108/2