Catabay A, Taniguchi M, Jinno K, Pesek JJ, Williamsen E. Separation of 1,4-Benzodiazepines and Analogues Using Cholesteryl-10-Undecenoate Bonded Phase in Microcolumn Liquid Chromatography. Journal of Chromatographic Science. 1 March 1998, 36 (3): 113. doi:10.1093/chromsci/36.3.111.