Arbona Mengual, V., Foó Serra, M., Escrig Marín, P., Marco Casanova, A., Jacas Miret, J. and Gómez Cadenas, A. (2003) “Influence of abscisic acid and other plant growth regulators on citrus defense mechanisms to salt stress”, Spanish Journal of Agricultural Research, 1(1), pp. 59-65. doi: 10.5424/sjar/2003011-9.