Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of birds of the world: v2021 http://www.birds.cornell.edu/clementschecklist/download, läst 2021-08-11
dieterthomastietze.de
Päckert, M., Y.-H. Sun, P. Strutzenberger, O. Valchuk, D.T. Tietze, and J. Martens (2015), Phylogenetic relationships of endemic bunting species (Aves, Passeriformes, Emberizidae, Emberiza) from the eastern Qinghai-Tibet Plateau, Vertebrate Zool. 65, 135-150. PDF
doi.org
Copete, J.L. (2020). Little Bunting (Emberiza pusilla), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.litbun.01