IOAN, Ardelean. Improvizația Harold: Interviu cu Charna Halpern. Theatrical Research, [S. l.], v. 2, n. 1 (3), p. 127–130, 2021. Disponível em: http://uartpress.ro/journals/index.php/cercetariteatrale/article/view/234. Acesso em: 23 apr. 2024.