Ali, M.; Ullah, A.; Ullah, H.; Khan, F.; Ibrahim, S. M.; Ali, L.; Ahmad, S. Fruit Properties and Nutritional Composition of Some Walnut Cultivars Grown in Pakistan. Pak. J. Nutr. 2010, 9 (3), 240–244. https://doi.org/10.3923/pjn.2010.240.244.