Paunero, I., Corbino, G., Bazzigalupi, O. and Uviedo, R. (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), pp. 49-54. doi: 10.5424/sjar/2003012-20.