Messing, Scott (1996) An Examination of Two Proposed Models for the Melody of the Sixth Movement of the String Quartet in C-sharp Minor, Opus 131: An "Old French Song" and the "Kol Nidre". In: The Beethoven Journal, Vol. 11, No. 2, pp. 2-10. Available at https://openmusiclibrary.org/article/109683/.