@InProceedings{LeuQuaSmoTsi10,
 title = {Optimal Web-Scale Tiering as a Flow Problem},
 author = {Gilbert Leung and Novi Quadrianto and Alexander Smola and Kostas Tsioutsiouliklis},
 booktitle = {Advances in Neural Information Processing Systems 23 (NIPS)},
 editor = {J. Lafferty and C. K. I. Williams and J. Shawe-Taylor and R.S. Zemel and A. Culotta},
 pages = {1333--1341},
 year = {2010}}