Tracey, H. “A Tribute to Ralph Vaughan Williams (1872-1958), Gustav Holst (1874-1934) and Percy Scholes (1877-1958)”. African Music : Journal of the International Library of African Music, vol. 2, no. 1, Nov. 1958, pp. 59-60, doi:10.21504/amj.v2i1.532.