1. Flavans and proanthocyanidins;Ferreira,2005
2. Bi-, tri-, tetra-, penta-, and hexaflavonoids;Ferreira,2005
3. The Flavonoids. Advances in Research Since 1986;Harborne,1994
4. Flavonoids. Chemistry, Biochemistry and Applications;Andersen,2005
5. Chalcones, dihydrochalcones and aurones;Veitch,2005