Montero, G., C. Ortega, I. Cañellas, and A. Bachiller. “Aboveground Productivity and Nutrient Dynamic in a Reforestation of Pinus Pinaster Ait. With Different Intensities Thinning”. Forest Systems, Vol. 8, no. 3, Dec. 1999, pp. 175-06, doi:10.5424/637.