Olego, M.A., J.J.R. Coque, and E. Garzón Jimeno. “Application of Sugar Foam to Vineyard Acid Soils under Mediterranean Conditions”. South African Journal of Enology and Viticulture 35, no. 2 (September 23, 2016): 178–184. Accessed March 10, 2026. https://www.journals.ac.za/index.php/sajev/article/view/1000.