发明人马晓峰,张德明,陈志强. "Method for the Synthesis of 6-Cyclobutylnicotinic Acid" [P]. 中国发明专利, 专利号 CN 111511707 A, 授权公告日 2015-12-09.
发明人张德明,高志强,马晓峰. "A Process for Preparing High-Purity 6-Cyclobutylnicotinic Acid" [P]. 中国发明专利, 专利号 CN 110468361 A, 授权公告日 2015-01-18.
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