Vidović, B. “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, Mar. 2011, pp. 56–66, doi:10.11646/zootaxa.2796.1.5.