Taxon - Links and literature
Gill F., Donsker D. & Rasmussen P. (eds): IOC World Bird List 11.1 [http://www.worldbirdnames.org/] [as Larus glaucoides kumlieni Brewster, 1883]Data retrieved on: 22 April 2021
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [as Larus glaucoides kumlieni]Data retrieved on: 7 April 2013
Lilleleht V. , Lõhmus A. (1997): Scientific, Estonian and English names of birds of Europe [as Larus kumlieni]Data retrieved on: 11 July 2010