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a page ranking system based on the rules of academic citation. In academia, citations are like currency. Your publication will stand in higher esteem the more other publications cite it. As graduate students at Stanford University, Larry Page and Sergey Brin created their search algorithm with the idea of ranking pages based on how often other pages "cite" them -- or, in this case, link back to them. And that's the very, very basic premise of the site that few of us could do without. But are you really getting the most out of it? Take a look below to find out!