Instrumental Duet Cello,Flute,Instrumental Duet - Level 3 - Digital Download SKU: A0.1005759 Composed by Guilherme Facchetti Ribeiro. Concert,Latin,Standards,World. Score and parts. 7 pages. Guilherme Facchetti #6869603. Published by Guilherme Facchetti (A0.1005759). Fluxo de Luz is an original composition for cello and flute duet. Inside the score you can read the complete instrumental music wrote for both instruments.