^Adam, J. M.; et al. (2010). "Design, synthesis, and structure–activity relationships of indole-3-carboxamides as novel water soluble cannabinoid CB1 receptor agonists". MedChemComm. 1. Royal Society of Chemistry: 54. doi:10.1039/c0md00022a.
^Kiyoi T, York M, Francis S, Edwards D, Walker G, Houghton AK, Cottney JE, Baker J, Adam JM (August 2010). "Design, synthesis, and structure-activity relationship study of conformationally constrained analogs of indole-3-carboxamides as novel CB1 cannabinoid receptor agonists". Bioorganic & Medicinal Chemistry Letters. 20 (16): 4918–21. doi:10.1016/j.bmcl.2010.06.067. PMID20634067.
^Moir EM, Yoshiizumi K, Cairns J, Cowley P, Ferguson M, Jeremiah F, Kiyoi T, Morphy R, Tierney J, Wishart G, York M, Baker J, Cottney JE, Houghton AK, McPhail P, Osprey A, Walker G, Adam JM (December 2010). "Design, synthesis, and structure-activity relationship study of bicyclic piperazine analogs of indole-3-carboxamides as novel cannabinoid CB1 receptor agonists". Bioorganic & Medicinal Chemistry Letters. 20 (24): 7327–30. doi:10.1016/j.bmcl.2010.10.061. PMID21074434.