A strategy for the identification of plants in illegal pharmaceutical preparations and food supplements using chromatographic fingerprints, Deconinck, Eric, De Leersnijder C., Custers D., Courselle Patricia, and De Beer J. , Anal.Bioanal.Chem., 11/1/2013, Volume 405, Issue 7, Number 2352, p.2341 - 2352, (2013)