Arbos für 7 (8) Blockflöten und 3 Triangeln ad lib. : Sopran-, Alt-, Tenor- und Bass-Blockflöte = for 7 (8) recorders and 3 triangles ad lib. : descant, treble, tenor, and bass recorders - Pärt, Arvo (Universal Edition, 1981)
"The tenor recorder part can be strengthened by adding an alto recorder"--P. [2]. - Parts in score format