Galindo, Fernando Shintate, et al. “Technical and Economic Feasibility of Irrigated Wheat As a Function of Nitrogen Doses, Sources, and Inoculation With Azospirillum Brasilense”. Semina: Ciências Agrárias, vol. 39, no. 1, Feb. 2018, pp. 51-66, doi:10.5433/1679-0359.2018v39n1p51.