^Uchiyama, Nahoko; Kawamura, Maiko; Kikura-Hanajiri, Ruri; Goda, Yukihiro (2013). “URB-754: A new class of designer drug and 12 synthetic cannabinoids detected in illegal products”. Forensic Science International227 (1-3): 21–32. doi:10.1016/j.forsciint.2012.08.047. ISSN03790738.
^Uchiyama, Nahoko; Kawamura, Maiko; Kikura-Hanajiri, Ruri; Goda, Yukihiro (2012). “Identification of two new-type synthetic cannabinoids, N-(1-adamantyl)-1-pentyl-1H-indole-3-carboxamide (APICA) and N-(1-adamantyl)-1-pentyl-1H-indazole-3-carboxamide (APINACA), and detection of five synthetic cannabinoids, AM-1220, AM-2233, AM-1241, CB-13 (CRA-13), and AM-1248, as designer drugs in illegal products”. Forensic Toxicology30 (2): 114–125. doi:10.1007/s11419-012-0136-7. ISSN1860-8965.