ماخذ: S. Vasiliev. S. Vasiliev. 24 Melodious Etudes is a set of studies by S. Vasiliev for Tuba. 24 Melodious etudes. Tuba.
ترجمه: S. Vasiliev has managed to make them quite lyrical to avoid any fastidious feeling while working on them. شیپور بزرگ. نت موسیقی. TBA.