P. Bianchet, L. Sangoi, O. Klauberg Filho, D. J. Miquelluti, M. A. Ferreira, and J. Vieira, “Single and mixed formulations of inoculants with diazotrophic bacteria, under different nitrogen rates and on the paddy rice crop”, Semina: Ciênc. Agrár., vol. 34, no. 6, pp. 2655–2666, Dec. 2013.