References
Karen J. Greenberg
(2006). The architecture of social stratification. The American Journal of Semiotics, 22 (1-4), 201-209. https://doi.org/10.5840/ajs2006221/411.
(2005). Eero Tarasti's existential semiotics. The American Journal of Semiotics, 21 (1-4), 92-100. https://doi.org/10.5840/ajs2005211/412.