Visconti, Ciro. “Formal Segmentation and Harmonic Pentatonicism in Sgt. Peppers Lonely Hearts Club Band”. Vortex Music Journal 10, no. 2 (September 29, 2022): 1–30. Accessed October 11, 2026. https://periodicos-hml.unespar.edu.br/vortex/article/view/6729.