Partelli, F. L., Vieira, H. D., Ferreira, E. P. de B., Viana, A. P., Espindola, J. A. A., Urquiaga, S., & Boddey, R. M. (2011). Biologic dinitrogen fixation and nutrient cycling in cover crops and their effect on organic Conilon coffee. Semina: Ciências Agrárias, 32(3), 995–1006. https://doi.org/10.5433/1679-0359.2011v32n3p995