Gmys, Marcin. „Arnold Bôcklin’s ‘Im Spiel Der Wellen’ As Interpreted in Music by Composers Ludomir Różycki and Max Reger. A Contribution to the Theory and History of Musical Ekphrasis”. Interdisciplinary Studies in Musicology, t. 7, październik 2018, s. 161-70, https://pressto.amu.edu.pl/index.php/ism/article/view/14865.