Guerrieri, M., Fedrizzi, M., Antonucci, F., Pallottino, F., Sperandio, G., Pagano, M., Figorilli, S., Menesatti, P. and Costa, C. (2017) “An innovative multivariate tool for fuel consumption and costs estimation of agricultural operations”, Spanish Journal of Agricultural Research, 14(4), p. e0209. doi: 10.5424/sjar/2016144-9490.