Cho KM, Kim WG, Lee CK, Yoo ID (2003)
Terreulactones A, B, C, and D: novel acetylcholinesterase inhibitors produced by Aspergillus terreus. I. Taxonomy, fermentation, isolation and biological activities
J Antibiot (Tokyo) 56: 344

Kim WG, Cho KM, Lee CK, Yoo ID (2003)
Terreulactones A, B, C, and D: novel acetylcholinesterase inhibitors produced by Aspergillus terreus. II. Physico-chemical properties and structure determination
J Antibiot (Tokyo) 56: 351