Andrés AbellanM., Wic BaenaC., García MoroteF., Picazo CordobaM., Candel PérezD., and Lucas-BorjaM. “Influence of the Soil Storage Method on Soil Enzymatic Activities”. Forest Systems, Vol. 20, no. 3, Dec. 2011, pp. 379-88, doi:10.5424/fs/20112003-11081.