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Karl Heinrich Menges (1979) Vostočnye elementy v «Slove o polku Igoreve», Leningrad, Nauka.
Structuralism
Predislovie
Roman Jakobson
pp. 13-15
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(1951) "Preface", in: Menges Karl Heinrich, The oriental elements in the vocabulary of the oldest Russian epos, the Igor Tale, New York, Linguistic Circle of New York, pp.V-VI.