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{'doi': '10.1070/sm2011v202n11abeh004203', 'member_id': '2731', 'member': 'Steklov Mathematical Institute', 'container-title': 'Sbornik: Mathematics', 'primary-resource': 'https://www.mathnet.ru/eng/sm7811', 'tld': 'mathnet.ru', 'clearbit-logo': 'https://logo.clearbit.com/mathnet.ru', 'coaccess': [], 'multiple-resolution': [], 'type': 'JOURNAL ARTICLE', 'published_date': '30 November 2011', 'publication': 'Sbornik: Mathematics', 'title': 'Powers of sets in free groups', 'name': None, 'id': None, 'location': None, 'display_doi': 'https://doi.org/10.1070/sm2011v202n11abeh004203', 'grant_info': None, 'grant_info_funders': None, 'grant_info_funder_ids': '', 'grant_info_type': None, 'multiple_lead_investigators': [], 'multiple_co_lead_investigators': [], 'multiple_investigators': [], 'finances': [], 'project_description': None, 'award_amount': None, 'award_start': None, 'funding_scheme': None, 'internal_award_number': None, 'editors': None, 'authors': 'Stanislav R Safin', 'chairs': None, 'supplementary_ids': None}
https://doi.org/10.1070/sm2011v202n11abeh004203
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