(S,S)-butanediol biosynthesis
CARBALLO J, MARTIN R, BERNARDO A, GONZALEZ J. Purification, characterization and some properties of diacetyl(acetoin) reductase from Enterobacter aerogenes. European Journal of Biochemistry. 1991 Jun;198(2):327–32. doi: 10.1111/j.1432-1033.1991.tb16019.x.