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↑ Đăng ký phát minh US 20140148614, "Process for preparing methyl formate by reaction of methanol with carbon monoxide in the presence of a catalyst system comprising alkali metal formate and alkali metal alkoxide", trao vào [[{{{gdate}}}]]
↑ G. Knothe, J. Krahl, J. Van Gerpen, ed. (2010), The Biodiesel Handbook, 2nd Edition, AOCS Press, ISBN978-1-893997-62-2
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