Szőllősi, N., C. Juhász, G. Kovács, and J. Zsembeli. “The Effect of Crop Coverage on the Daily Dynamism of the soil’s CO2 Emission”. Acta Agraria Debreceniensis, no. 42, Dec. 2010, pp. 97-102, doi:10.34101/actaagrar/42/2667.