Kaczmarek, Łukasz, Gołdyn, B., Prokop, Z.M. & Michalczyk, Łukasz (2011)

New records of Tardigrada from Bulgaria with the description of Macrobiotus binieki sp. nov. (Eutardigrada: Macrobiotidae) and a key to the species of the harmsworthi group

. Zootaxa, 2781 (1), 29–39.