Rui, Yukui. “Analysis of Macroelements, Beneficial Trace Elements, Rare Earth Elements in the Wild Ixeris Chinensis (Thunb.) Nakai by ICP-MS”. Asian Journal of Chemistry, vol. 25, no. 14, Aug. 2013, pp. 8231-2, doi:10.14233/ajchem.2013.14746.