@article{v006a011, author = {Feige, Uriel and Vondr\'ak, Jan}, title = {The Submodular Welfare Problem with Demand Queries}, year = {2010}, pages = {247--290}, doi = {10.4086/toc.2010.v006a011}, publisher = {Theory of Computing}, journal = {Theory of Computing}, volume = {6}, number = {11}, URL = {https://theoryofcomputing.org/articles/v006a011}, }