OKUR, Çağlar . Anniversary Emblem & Logotype Designs. Journal of Education Culture and Society, [S. l.], v. 6, n. 2, p. 285–295, 2020. DOI: 10.15503/jecs20152.285.295. Disponível em: https://ogrodynauk.pl/index.php/jecs/article/view/645. Acesso em: 4 may. 2024.