Struck, Michael. „Peter H. Smith: Expressive Forms in Brahms’s Instrumental Music. Structure and Meaning in His “Werther” Quartet“. Die Musikforschung 64, no. 1 (März 15, 2011): 81–82. Zugegriffen Mai 28, 2026. https://mf.publia.org/mf/article/view/4001.