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Wierzbicka, M. (1953). Limnocalanus macrurus G.O. Sars w jeziorach pólnocno-wschodniej Polski. [Limnocalanus macrurus G.O. Sars in the lakes of north-eastern Poland.]. Fragmenta Faunistica Musei Zoologici Polonici, Warsaw. 6(20):525-540, fig. 1, tabs. 1-3. (16-vii-1953).