1. Reindarstellung von Anthocyanen durch chromatographische Analyse
2. Paper Chromatography of Anthocyanins and Related Substances in Petal Extracts
3. Methods in Polyphenol Chemistry;Norman,1964
4. A Guide to the Analysis of Phenols by Gas Chromatography;Preston,1966
5. Biochemistry of Plant Phenolies;Van Sumere,1979