R. YADAVA and S. SODHI., “A Novel Flavone Glycoside-6,4’-Dihydroxy-3’-Prenyl-3,5,7,5’-Tetramethoxy Flavone-6-O-α-L-rhamnopyranoside from the Seeds of Bauhinia purpurea”., ajc, vol. 13, no. 2, pp. 529–533, Jun. 2010.