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Starodubets, Е. Atomic structure and Mendeleev’s Periodic System of chemical elements [Электронный ресурс]: tutorial / Е. Starodubets, A. Kuznetsov. — Казань: КНИТУ, 2019 — 88 с. — Книга из коллекции КНИТУ - Химия. — <URL:https://e.lanbook.com/book/244649>. — <URL:https://e.lanbook.com/img/cover/book/244649.jpg>.
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