1Alberto J. Kaumann. The β2-adrenoceptor antagonist CGP 20712 A unmasks β2-adrenoceptors activated by (?)-adrenaline in rat sinoatrial node[J] 1986,Naunyn - Schmiedeberg’s Archives of Pharmacology(4):406~409
2Horst Lemoine,Bernhard Ehle,Alberto J. Kaumann. Direct labelling of β 2-adrenoceptors[J] 1985,Naunyn - Schmiedeberg’s Archives of Pharmacology(1):40~51