Llamazares Blanco, P., J. Ramos Jular, and F. Zaparaín Hernández. “The Construction of Heidegger’s Existential Space. Active Void in Oteiza and Receptive Space in Judd”. Estoa. Journal of the Faculty of Architecture and Urbanism, vol. 9, no. 17, Jan. 2020, pp. 17-29, doi:10.18537/est.v009.n017.a02.