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M. Leszka and B. Cecota, “Aleksandru Madgearu, Byzantine Military Organization on the Danube, 10th–12th Centuries, Brill, Leiden-Boston 2013, ss. 212 [= East Central and Eastern Europe in the Middle Ages, 450–1450, vol. 22]”, bp, vol. 22, no. 2, pp. 230-234, Mar. 2016.