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Dieter Seebach; Geo Adam; Christoph von dem Bussche-Hünnefeld; Ulrich Gisi; Heinz Binder. (1990). EPC-synthesis and fungistatic activity of a gloeosporone analog with an ω-hydroxybutyl instead of the pentyl side chain on the macrocyclic ring. , 1990(10), 1007–1012. doi:10.1002/jlac.1990199001182 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research