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Маевский, Владимир Иванович. О характере длинных волн [электронный ресурс]: Статья / В. И. Маевский — 5 с. — Аспирантура. — <URL:https://znanium.com/catalog/document?id=230008>. — <URL:https://znanium.com/cover/0444/444032.jpg>.
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