In Russian. Zinoviev, Viktor Alexandrovich. Theorem about the non-existence of perfect codes over the fields of Galois. Moscow: 1972. Teorema o nesushchestvovanii sovershennykh kodov nad polyami Galua. In Russian/The theorem of the non-existence of perfect codes over Galois fields. All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU7090128