[Cantiones sacrae no.] 27. [Ubi duo vel tres congregati fuerunt] - Sweelinck, Jan Pieterszoon 1562-1621 (Breitkopf and Härtel, 1901)
1 full score. - For five part mixed voices. - Originally from "Werken van Jan Pieterszn. Sweelinck" edited by Max Seiffert. - Title from HTML t.p. (viewed Apr. 24, 2009)