OLIET, J.; PLANELLES, R.; ARTERO, F.; MARTÍNEZ MONTES, E.; ÁLVAREZ-LINAREJOS, L.; ALEJANO, R.; LÓPEZ ARIAS, M. Root growth potential in nursery Pinus halepensis Mill. seedlings. Fertilization effect. Forest Systems, v. 12, n. 1, p. 51-60, 1 Apr. 2003.