Brazil 2014: Can the Brazuca pump up the deflated World Cup football? | CNN
Adidas unveils 2014 World Cup ball — its 'most tested ball ever'
Brazuca: The World Cup Ball - The New York Times
Adidas unveils official 2014 World Cup ball | For The Win
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Physicists Say New World Cup Soccer Ball Design Has Big Impact
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adidas Unveils the Official Match Ball of the 2014 FIFA World Cup in Brazil | Hypebeast
The technology behind the Adidas Brazuca World Cup soccer ball | LAist - NPR News for Southern California - 89.3 FM
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