الاصلي: Duet for Violin and Cello in G Major Op.4 No.2. Justus Johann Friedrich Dotzauer. Published by Forberg Edition. String Duets.
ترجمة: Duet for Violin and Cello in G Major Op.4 No.2 composed by Justus Johann Friedrich Dotzauer. نشرته الطبعة Forberg. سلسلة ديو.