S. De Bartolo, C. Fallico, M. F. Rivera-Velasquez, and M. Veltri, “Spatial Variability of Water Retention Curve Fractal Dimension”, ACI Av. Cienc. Ing. (Quito), vol. 7, no. 2, Dec. 2015, doi: 10.18272/aci.v7i2.262.