Friend, Howard C. “Review of 1971/11/11 Concert at St. Francis Hall (University of Birmingham) Lunchtime Concert of Works by Christian Wolff, LaMonte Young, David Jones and Keith Potter”. Contact: A Journal for Contemporary Music (1971-1990), no. 3 (September 1, 1971). Accessed April 25, 2024. https://journals.gold.ac.uk/index.php/contactjournal/article/view/contactjournal03_p38-39.