Arns S, Barriault L (June 2007). "Cascading pericyclic reactions: building complex carbon frameworks for natural product synthesis". Chemical Communications (22): 2211–21. doi:10.1039/b700054p. PMID17534496.
Shirota O, Nagamatsu K, Sekita S (December 2006). "Neo-clerodane diterpenes from the hallucinogenic sage Salvia divinorum". Journal of Natural Products. 69 (12): 1782–6. doi:10.1021/np060456f. PMID17190459.
Arns S, Barriault L (June 2007). "Cascading pericyclic reactions: building complex carbon frameworks for natural product synthesis". Chemical Communications (22): 2211–21. doi:10.1039/b700054p. PMID17534496.
Shirota O, Nagamatsu K, Sekita S (December 2006). "Neo-clerodane diterpenes from the hallucinogenic sage Salvia divinorum". Journal of Natural Products. 69 (12): 1782–6. doi:10.1021/np060456f. PMID17190459.