@inproceedings{ sandholm2010a,
    author = {Thomas Sandholm and Hang Ung and Christina Aperjis and Bernardo Huberman},
    title = {Global Budgets for Local Recommendations},
    booktitle = {RecSys '10: Proceedings of the 4th ACM Conference on Recommender Systems},
    year = {2010},
    note = "http://recsys.acm.org/2010/",
}