^абRomero AG, Leiby JA, McCall RB, Piercey MF, Smith MW, Han F (1993). „Novel 2-substituted tetrahydro-3H-benz[e]indolamines: highly potent and selective agonists acting at the 5-HT1A receptor as possible anxiolytics and antidepressants.”.J Med Chem.36 (15): 2066—2074.PMID8101876.doi:10.1021/jm00067a003.
^McCall RB; Romero AG; Bienkowski MJ; Harris DW; McGuire JC; Piercey MF; Shuck ME; Smith MW; Svensson KA; Schreur PJ; et al. (1994). „Characterization of U-92016A as a selective, orally active, high intrinsic activity 5-hydroxytryptamine1A agonist.”.J Pharmacol Exp Ther.271 (2): 875—883.PMID7965808.CS1 одржавање: Експлицитна употреба et al. (веза)