Sources: 15051 (ascr. Josquin); VatS 41 (ascr. Roberti Fevin).
Edition: The Collected Works of Robert de Févin, ed. Edward Clinkscale (Ottawa: Institute of Mediaeval Music, 1993), 123-36.
According to Grove Music Online, this mass movement is based "on monophonic chanson". Furthermore while this movement was "attrib. Josquin in 1505¹; attrib. Robert de Févin in I-Rvat C.S.41 and probably by him; accepted with reservations by NJE".