Acs, Mária, et al. “An Efficient Method of Preparing (R)- and (S)-4,4,4-Trifluoro9-3-Hydroxybutanoic Acid: Resolution With (R)- or (S)-1-Phenylethylamine”. CHIMIA, vol. 44, no. 4, Apr. 1990, p. 90, https://doi.org/10.2533/chimia.1990.90.