Szuster, Magdalena. “Theater Without a Script—Improvisation and the Experimental Stage of the Early Mid-Twentieth Century in the United States”. Text Matters: A Journal of Literature, Theory and Culture, no. 9 (November 23, 2019): 374–392. Accessed April 23, 2024. https://czasopisma.uni.lodz.pl/textmatters/article/view/5902.