4Ganzler K,Bati J,Valko K.A Novel Sample preparation Method for Chromatography.Journal of Chromatography,1986,37 (1):299-306.
5Ganzler K,Szinaii.Effective Sample Preparation method for Extracting Biologically Active Compounds from Different Matrices by A Microwave Technique.Journal of Chromatography,1990,520 (1):257-262.