Ayub, Amelia Mulyani. “Representation Signs of Post-Traumatic Stress Disorder in Smile Film by Parker Finn: A Semiotic Analysis of Charles Sanders Pierce”. Lakon : Jurnal Kajian Sastra dan Budaya 12, no. 2 (November 30, 2023): 112–128. Accessed June 18, 2025. https://e-journal.unair.ac.id/LAKON/article/view/48549.