R. R. Sola-Guirado, F. Jimenez-Jimenez, G. L. Blanco-Roldan, S. Castro-Garcia, F. J. Castillo-Ruiz, and J. A. Gil-Ribes, “Vibration parameters assessment to develop a continuous lateral canopy shaker for mechanical harvesting of traditional olive trees”, Span. j. agric. res., vol. 14, no. 2, p. e0204, Jun. 2016.