Bundkirchen A, Brixius K, Bölck B, Nguyen Q, Schwinger RH (enero de 2003). «Beta 1-adrenoceptor selectivity of nebivolol and bisoprolol. A comparison of [3H]CGP 12.177 and [125I]iodocyanopindolol binding studies». Eur. J. Pharmacol.460 (1): 19-26. PMID12535855. doi:10.1016/S0014-2999(02)02875-3.
Bundkirchen A, Brixius K, Bölck B, Nguyen Q, Schwinger RH (enero de 2003). «Beta 1-adrenoceptor selectivity of nebivolol and bisoprolol. A comparison of [3H]CGP 12.177 and [125I]iodocyanopindolol binding studies». Eur. J. Pharmacol.460 (1): 19-26. PMID12535855. doi:10.1016/S0014-2999(02)02875-3.