Bracefield, Hilary. 1972. “Review of 1972/01/29 Concert at Birmingham and Midland Institute. The Chasm: Judith Jones (soprano), Simon Desorgher (flute), Peter Lawson (piano)”. Contact: A Journal for Contemporary Music (1971-1990), no. 4 (March). https://doi.org/10.25602/GOLD.cj.v0i4.889.