References
Maurizio Negri
(2010). Il sorite come teoria formale. Rivista di estetica, 44, 221-238. https://doi.org/10.4000/estetica.1682.
(1978). Activity and passivity in the genesis of the cognitive process in children's development. In A. Tymieniecka (Ed.). The human being in action (pp. 43-50). Dordrecht: Springer.