Anna Makolkin
(2015). Face as a sign and Paolo Mantegazza's theory of metoposcopy. In International handbook of semiotics (pp. 573-588). Dordrecht: Springer.
(2001). Flags and flagomania: the visual necromantic pandemia of the twentieth century. The American Journal of Semiotics, 17 (3), 133-156. https://doi.org/10.5840/ajs200117342.