The receptors were first named in 1981 when their distribution in the CNS was determined, which was determined by Norman Bowery and his team using radioactively labelled baclofen.[3]
^Chen K, Li HZ, Ye N, Zhang J, Wang JJ (October 2005). "Role of GABAB receptors in GABA and baclofen-induced inhibition of adult rat cerebellar interpositus nucleus neurons in vitro". Brain Research Bulletin. 67 (4): 310–8. doi:10.1016/j.brainresbull.2005.07.004. PMID16182939. S2CID6433030.