B. Vidović, “A new Aceria species (Acari: Eriophyoidea) on Echinops ritro L. subsp. ruthenicus (M.Bieb.) Nyman (Asteraceae) from Serbia and a supplement to the original description of Aceria brevicincta (Nalepa 1898)”, Zootaxa, vol. 2796, no. 1, pp. 56–66, Mar. 2011.