原文: Sju Roda Stunder. Leif Segerstam. Sju Roda Stunder composed by Leif Segerstam. Voice sheet music. Piano sheet music. 1944-.
译文: SJU罗达Stunder. 雷夫塞格斯坦. 声音的乐谱. 钢琴乐谱. SJU罗达Stunder由雷夫塞格斯坦组成. 1944 - . 对于声乐,钢琴. 出版Fennica Gehrman. FG.042-05447-5. ISBN 979-0-042-05447-5.