R. Marzaioli, E. Coppola, P. Iovieno, A. Pentangelo, C. Pane, and F. A. Rutigliano, “Impact of Biochar Amendment on Soil Quality and Crop Yield in a Greenhouse Environment”, JEAM, vol. 6, no. 4, pp. 313–324, Aug. 2026, doi: 10.5890/JEAM.2018.12.004.