Catania, Pietro, Mariangela Vallone, Felice Pipitone, Gioacchino Francesco Argento, Giuseppe Spartà, and Vito Armando Laudicina. 2013. “Soil Management Effect on Soil Penetration Resistance in the Vineyard”. Journal of Agricultural Engineering 44 (s2). https://doi.org/10.4081/jae.2013.310.