Ley JP, Krammer G, Reinders G, Gatfield IL, Bertram HJ (julio de 2005). «Evaluation of bitter masking flavanones from Herba Santa (Eriodictyon californicum (H. and A.) Torr., Hydrophyllaceae)». J. Agric. Food Chem.53 (15): 6061-6. PMID16028996. doi:10.1021/jf0505170.
Ley JP, Blings M, Paetz S, Krammer GE, Bertram HJ (noviembre de 2006). «New bitter-masking compounds: hydroxylated benzoic acid amides of aromatic amines as structural analogues of homoeriodictyol». J. Agric. Food Chem.54 (22): 8574-9. PMID17061836. doi:10.1021/jf0617061.
Ley JP, Krammer G, Reinders G, Gatfield IL, Bertram HJ (julio de 2005). «Evaluation of bitter masking flavanones from Herba Santa (Eriodictyon californicum (H. and A.) Torr., Hydrophyllaceae)». J. Agric. Food Chem.53 (15): 6061-6. PMID16028996. doi:10.1021/jf0505170.
Ley JP, Blings M, Paetz S, Krammer GE, Bertram HJ (noviembre de 2006). «New bitter-masking compounds: hydroxylated benzoic acid amides of aromatic amines as structural analogues of homoeriodictyol». J. Agric. Food Chem.54 (22): 8574-9. PMID17061836. doi:10.1021/jf0617061.