MartelloniL., FontanelliM., FrasconiC., RaffaelliM., PirchioM. and PeruzziA. (2017) “A combined flamer-cultivator for weed control during the harvesting season of asparagus green spears”, Spanish Journal of Agricultural Research, 15(2), p. e0203. doi: 10.5424/sjar/2017152-10668.