Brian F. Cooper Eric Baldeschwieler Rodrigo Fonseca James J. Kistler P. P. S. Narayan Chuck Neerdaels Toby Negrin Raghu Ramakrishnan Adam Silberstein Utkarsh Srivastava Raymie Stata Building a Cloud for Yahoo! 36-43 2009 32 IEEE Data Eng. Bull. 1 http://sites.computer.org/debull/A09mar/cooper1.pdf db/journals/debu/debu32.html#CooperBFKNNNRSSS09