Collier, Michael (1978) The Rondo Movements of Beethoven's Concerto No. 3 in C Minor, Op. 37 and Brahms's Concerto No. 1 in D Minor, Op. 15: A Compartive Analysis. In: Theory and Practice: Journal of the Music Theory Society of New York State, Vol. 3, No. 1. Available at https://openmusiclibrary.org/article/223244/.