1. Arruda, A.I.: Aspects of the historical development of paraconsistent logic. In: Priest, G., Routley, R., Norman, J. (eds.) Paraconsistent Logic: Essays on the Inconsistent, pp. 99–129. Philosophia Verlag, München, Handen, Wien (1989)
2. Bacon, A.: Non-classical metatheory for non-classical logics. J. Philos. Log. 42, 335–355 (2012)
3. Bankova, D., Coecke, B., Lewis, M., Marsden, M.: Graded Entailment for Compositional Distributional Semantics (2016). arXiv:1601.04908
4. Basu, S.: A study in logical and philosophical implications of graded consequence in many-valued systems. Ph.D. thesis, Jadavpur University (2003)
5. LNCS;L Bertossi,2005