Taxon - Odkazy a literatura
Gill F., Donsker D. & Rasmussen P. (eds): IOC World Bird List 11.1 [http://www.worldbirdnames.org/] [jako Chamaetylas poliocephala carruthersi (Ogilvie-Grant, 1906)]Datum citace: 22. duben 2021
Clements, J. F.: eBird/Clements checklist of birds of the world 6.7, Cornell Lab of Ornithology [jako Pseudalethe poliocephala carruthersi]Datum citace: 27. duben 2013