1. Bhat, S.V., B.S. Bajwa, H. Dornauer and N.J. deSouza: Structure and Stereochemistry of New Labdane Diterpenoids from Coleus forskohlii Briq. Tetrahedron Lett., 1669–72. (1977).
2. Seamon, K.B. and J.W. Daly: Forskolin: A Unique Diterpene Activator of Cyclic AMP Generating System. J. Cyclic Nucleotide Res., 7, 201–24 (1981).
3. Seamon, K.B. and J.W. Daly: Forskolin:; Cyclic AMP and Cellular Physiology. Trends Pharmacol Sci. 4, 120–23 (1983).
4. deSouza, N.J., A.N. Dohadwalla and J. Reden: Forskolin: A Labdane Diterpenoid with Antihypertensive, Positive Inotropic, Platelet Aggregation Inhibitory and Adenylate Cyclase Activating Properties. Med. Res. Rev. 3, 201–19 (1983).
5. Georgieva, Z. and P. Uzunov: Diterpene Forskolin - a Valuable Agent for Demonstration of the Role of Cyclic 3’-5’-Adenosine Monophosphate in Physiological Processes. Eksp. Med. Morfol., 27, 56–61 (1988) (Bulg.) Chem. Abstc. 109, 66182m.