Lockett, Mark. “Borah Bergman: The Aesthetics of Ambidexterity”. Contact: A Journal for Contemporary Music (1971-1990), no. 23 (December 1, 1981). Accessed November 23, 2024. https://gold07a0101.cs.ulcc.ac.uk/index.php/contactjournal/article/view/contactjournal23_p23-24.