^Vendelin J, Pulkkinen V, Rehn M, Pirskanen A, Räisänen-Sokolowski A, Laitinen A, Laitinen LA, Kere J, Laitinen T (2005). "Characterization of GPRA, a novel G protein-coupled receptor related to asthma".Am. J. Respir. Cell Mol. Biol.33 (3):262–70.doi:10.1165/rcmb.2004-0405OC.PMID15947423.