Santos, Patrick Emanuell Mesquita Sousa, Iara Alves Coelho, and Raimundo Pereira Silva-Néto. “The Dark Side of the Migraine: An Analysis of the Semiotic of Headache of the Pink Floyd’s Album”. Headache Medicine 9, no. 4 (December 31, 2018): 196–198. Accessed March 29, 2024. https://headachemedicine.com.br/index.php/hm/article/view/226.