@book{ finc-15-sonatasfor2violasandcontinuospeerdaniel, title = {Sonatas for 2 Violas and Continuo}, author = {Speer, Daniel}, url = {https://imslp.org/wiki/Sonatas_for_2_Violas_and_Continuo_(Speer,_Daniel)}, url = {https://katalog.hfmdd.de/Record/finc-15-sonatasfor2violasandcontinuospeerdaniel} }