Paunero, I.E., G.B. Corbino, O. Bazzigalupi, and R. Uviedo. 2003. “Organic Seed Production of Leek (Allium Porrum L.) in the Northeastern of Buenos Aires, 1: Yield Components and Quality”. Spanish Journal of Agricultural Research 1 (2), 49-54. https://doi.org/10.5424/sjar/2003012-20.