M. Yasin, M. S. Butt, F. M. Anjum, and M. Shahid, “Nutritional and Antioxidant Profiling of Vitamin K Dietary Sources”, Pak. J. Nutr., vol. 12, no. 11, pp. 996–1002, Oct. 2013, doi: 10.3923/pjn.2013.996.1002.