The E42 Imperial Square and the Incessant Architectural Research of Ludovico Quaroni. Classical in its largeness, Roman in its conception (Marcello Piacentini). L’architettura delle città  - The Journal of the Scientific Society Ludovico Quaroni, [S. l.], v. 3, n. 6, 2015. Disponível em: http://www.architetturadellecitta.it/index.php/adc/article/view/60. Acesso em: 26 sep. 2025.