Звичайний вигляд
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Greif, Siegfried(Personal Name)
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Work cat.: (UA-OsUOA)579221: Greif, Siegfried. author. (orcid)0000-0002-3974-247X https://orcid.org/0000-0002-3974-247X aut http://id.loc.gov/vocabulary/relators/aut, The Future of Coaching