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Игонин И.Е. Основы диверсификации промышленности региона [Электронный ресурс] // Вестник ИЭАУ. – 2017. – № 15 (http://www.ieay.ru/assets/files/vestnik/15/igonin-i.e.pdf) — <URL:http://elib.fa.ru/art2017/bv532.pdf>.
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