USA vs Russia in the scientific arena

• Giovanni Abramo ,

  Roles Conceptualization, Investigation, Methodology, Supervision, Writing – original draft, Writing – review & editing

  * E-mail: giovanni.abramo@iasi.cnr.it

  Affiliation Laboratory for Studies in Research Evaluation, Institute for System Analysis and Computer Science (IASI-CNR), National Research Council of Italy, Rome, Italy

  https://orcid.org/0000-0003-0731-3635

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• Ciriaco Andrea D’Angelo,

  Roles Conceptualization, Data curation, Investigation, Methodology, Supervision, Validation, Writing – original draft, Writing – review & editing

  Affiliation Department of Engineering and Management, University of Rome “Tor Vergata”, Rome, Italy

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• Flavia Di Costa

  Roles Data curation, Investigation, Methodology, Visualization, Writing – original draft

  Affiliation Department of Engineering and Management, University of Rome “Tor Vergata”, Rome, Italy

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