Pablo Ziffer
Ben Johnston: String Quartet No. 4, (The Ascent, "Amazing Grace") (w/ score) (1973)
Ben Johnston (1926–2019) String Quartet No. 4, (The Ascent, "Amazing Grace") (1973) Kepler Quartet
algunos links
https://marsbat.space/pdfs/Pantonality.pdf
https://www.kylegann.com/AC0608-Johnston.pdf
https://scholarworks.umass.edu/cgi/viewcontent.cgi?article=1924&context=dissertations_2
https://mtosmt.org/issues/mto.19.25.1/mto.19.25.1.willis.pdf
https://nwr-site-liner-notes.s3.amazonaws.com/80637.pdf