^Rhee MH; et al. (September 1997). "Cannabinol derivatives: binding to cannabinoid receptors and inhibition of adenylylcyclase". Journal of Medicinal Chemistry. 40 (20): 3228–33. doi:10.1021/jm970126f. PMID9379442.
^Rhee MH (September 2002). "Functional role of serine residues of transmembrane dopamin VII in signal transduction of CB2 cannabinoid receptor". Journal of Veterinary Science. 3 (3): 185–91. PMID12514330.
^Zhang R; et al. (July 2005). "Cysteine 2.59(89) in the second transmembrane domain of human CB2 receptor is accessible within the ligand binding crevice: evidence for possible CB2 deviation from a rhodopsin template". Molecular Pharmacology. 68 (1): 69–83. doi:10.1124/mol.104.007823. PMID15840841.