References
Susanne Langer
(2019). Materials and elements in art. Graduate Faculty Philosophy Journal, 40 (2), 477-488. https://doi.org/10.5840/gfpj201940228.
(1972). Filosofia in una nuova chiave. Roma: Armando.
(1955). Expressive language and the expressive function of poetry. In H. Werner (ed.) On expressive language. Worcester, Ma: Clark University Press.