[1]
R. López-Garrido, A. Díaz-Espejo, E. Madejón, J. Murillo, F. Moreno, and F. Moreno, “Carbon losses by tillage under semi-arid Mediterranean rainfed agriculture (SW Spain)”, Span. j. agric. res., vol. 7, no. 3, pp. 706-716, Sep. 2009.