M. del P. Hernán-Pérez Guijarro, “Dareios, Clytaemestra and Polydorus, ghost characters in Greek tragedy with something to say”, fortunatae, no. 20, pp. 31–47, June 2009, Accessed: Nov. 12, 2026. Available: https://www.ull.es/revistas/index.php/fortvnatae/article/view/3591