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. http://www.independent.co.uk/sport/tennis/murray-on-title-track-after-gulbis-victory-971366.html, http://www.dailypennsylvanian.com/home/index.cfm?event=displayArticlePrinterFriendly&uStory_id=bc1eae20-7b19-4f98-8ad8-6710b8f79f6d, http://chronicle.augusta.com/stories/081097/spo_gasouth2.html.