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PETRPetroglyph National Monument (US National Park Service)
PETRPeople for the Ethical Treatment of Robots
References in periodicals archive ?
PETR CECH was silenced by his broken nose - he swallowed so much blood he could not talk to his team-mates.
THE DIARY OF PETR GINZ edited by Chava Pressburger (Atlantic Books pounds 16.
PETR Cech is having to live with the fact that his every move - and every goal he concedes - will be scrutinised in minute detail.