ماخذ: Heinz Schroter. Heinz Schröter. Elegy for Violin, Violoncello and Piano. Sheet Music. Cello, Violin, Piano. VLC. VLN. PFA.
ترجمه: Heinz Schroter's 1970 trio composition Elegy for Violin, Violoncello and Piano from Four Pieces for Three. نت موسیقی.