Sieradz M. ’Witold Lutosławski. Correspondence with his Western Publishers and Managers. 1966–1994’, ed. Zbigniew Skowron, vol. 1–2, Kraków 2018. m [Internet]. 2021 Dec. 29 [cited 2026 Nov. 15];66(4):148-54. Available from: https://czasopisma.ispan.pl/index.php/m/article/view/1079