Ayabe, S.-I., Udagawa, A. and Furuya, T. (1988). „NAD(P)H-dependent 6′-deoxychalcone synthase activity in Glycyrrhiza echinata cells induced by yeast extract”. Arch. Biochem. Biophys.261: 458-462. PMID3355160.
Heller, W. and Hahlbrock, K. (1980). „H'ighly purified "flavanone synthase" from parsley catalyzes the formation of naringenin chalcone”. Arch. Biochem. Biophys.200: 617-619. PMID7436427.