Yu, B.; Wang, J.; Suter, P. M.; Russell, R. M.; Grusak, M. A.; Wang, Y.; Wang, Z.; Yin, S.; Tang, G. (2012). "Spirulina is an effective dietary source of zeaxanthin to humans". British Journal of Nutrition. 108 (4): 611–619. doi:10.1017/S0007114511005885. PMID22313576.
Inbaraj, B. S.; Lu, H; Hung, C. F.; Wu, W. B.; Lin, C. L.; Chen, B. H. (2008). "Determination of carotenoids and their esters in fruits of Lycium barbarum Linnaeus by HPLC-DAD-APCI-MS". Journal of Pharmaceutical and Biomedical Analysis. 47 (4–5): 812–8. doi:10.1016/j.jpba.2008.04.001. PMID18486400.
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Yu, B.; Wang, J.; Suter, P. M.; Russell, R. M.; Grusak, M. A.; Wang, Y.; Wang, Z.; Yin, S.; Tang, G. (2012). "Spirulina is an effective dietary source of zeaxanthin to humans". British Journal of Nutrition. 108 (4): 611–619. doi:10.1017/S0007114511005885. PMID22313576.
Inbaraj, B. S.; Lu, H; Hung, C. F.; Wu, W. B.; Lin, C. L.; Chen, B. H. (2008). "Determination of carotenoids and their esters in fruits of Lycium barbarum Linnaeus by HPLC-DAD-APCI-MS". Journal of Pharmaceutical and Biomedical Analysis. 47 (4–5): 812–8. doi:10.1016/j.jpba.2008.04.001. PMID18486400.