Gomez Loranca, J. A., A. Gutierrez Oliva, and M. V. Baonza Merino. “Influence of Thinning Intensity on Growth, Volume Production, and Wood Properties in a Pinus Sylvestris L. Reforestation”. Forest Systems, Vol. 5, no. 2, Dec. 1996, pp. 257-73, doi:10.5424/565.