“Proteolytic activities of bacteria, yeasts and filamentous fungi isolated from coffee fruit (Coffea arabica L.) - doi: 10.4025/actasciagron.v33i3.6734”, Acta Sci. Agron., vol. 33, nº 3, p. 457–464, abr. 2011, doi: 10.4025/actasciagron.v33i3.6734.