Proctor G. Philip Friedheim-Tonality and Structure in the Early Works of Schoenberg. CM [Internet]. 2019 Nov. 28 [cited 2026 Jan. 1];(11):121-9. Available from: https://journals.library.columbia.edu/index.php/lawandarts/%25252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252509https:/journals.library.columbia.edu/index.php/currentmusicology/article/view/4040