Young, J. M., Wilkie, J. P., Fletcher, M. J., Park, D.-C., Pennycook, S. R., Triggs, C. M., & Watson, D. R. W. (2004). Relative tolerance of nine olive cultivars to Pseudomonas savastanoi causing bacterial knot disease. Phytopathologia Mediterranea, 43(3), 395–402. http://www.jstor.org/stable/26456730