Reilly, S.B., Bannister, J.L., Best, P.B., Brown, M., Brownell Jr., R.L., Butterworth, D.S., Clapham, P.J., Cooke, J., Donovan, G., Urbán, J. & Zerbini, A.N. (2012), Balaena glacialis, The IUCN Red List of Threatened Species 2012, hentet 5. april 2017
