Mlíkovský, J., Frahnert, S. and Loskot, V.M. 2013. Type specimens of Anthus berthelotii Bolle, 1862 (Aves: Motacillidae). Zootaxa. 3669, 4 (Jun. 2013), 597–600. DOI:https://doi.org/10.11646/zootaxa.3669.4.11.