Martínez-Zurimendi, P., J. M. Álvarez, V. Pando, M. Domínguez, J. Gordo, L. Finat, and R. Sierra-de-Grado. 2009. “Effects of Vibration on Stone Pine Trees (Pinus Pinea L.) on the Vigor of the Trees: Crown Density, Growth Shoots and Parasites of Weak Trees”. Forest Systems 18 (1), 50-63. https://doi.org/10.5424/fs/2009181-01050.