Nowak P, Sørensen M, Jørgensen K. "一种的合成方法" [P]. European Patent, EP 3452946 A1, 2021-04-03.
发明人王建平,周伟,李文辉. "Method for the Synthesis of Sodium Flavonol-2'-sulfonate Hydrate [for Determination of Sn, Zr]" [P]. 中国发明专利, 专利号 CN 111864101 A, 授权公告日 2020-12-07.
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