Olin, C. V. (2025) “Porta Pia, Gatedness and Artistic Reinterpretation: Engaging with an Urban Threshold across Time and Place”, Spunti e Ricerche, 38, pp. 23–39. Available at: https://www.spuntiericerche.com/index.php/spuntiericerche/article/view/751 (Accessed: 3 April 2025).