1. González, M. I., del Pozo, A., Gallet, M. and Vidal, I. Nitrogen uptake and use efficiency in garlic estimated by15N‐labeling Method. Alliums. Proc. of the third International Symposium on Edible Alliaceae. Athens, GA. pp.81–85.
2. Nádasy, E. Study on the effect of n fertilizers on total nitrogen and nitrate content of green pea and garlic. Book of Abstracts of the 4th ESA Congress. pp.578–579.
3. DIAGNOSTIC METHODS TO EVALUATE NUTRIENT STATUS OF GARLIC, ONION, AND BROCCOLI
4. Nitrogen nutrition of garlic (Allium sativum L.) under irrigation. Components of yield and indices of crop nitrogen status
5. Garcia Alonso, C. R. 1998.El Ajo. Cultivo y aprovechamiento69–75. Ediciones Mundi‐Prensa.