[1]
J. Rodríguez-Calcerrada, S. Mutke, J. Alonso, L. Gil, J. Pardos, and I. Aranda, “Influence of overstory density on understory light, soil moisture, and survival of two underplanted oak species in a Mediterranean montane Scots pine forest”, For. syst., vol. 17, no. 1, pp. 31-38, Jul. 2008.