Dütting, P., Henzinger, M. H., &; Starnberger, M. (2018). Valuation compressions in VCG-based combinatorial auctions. ACM Transactions on Economics and Computation. Association for Computing Machinery.https://doi.org/10.1145/3232860 
LibreCat: https://research-explorer.ista.ac.at/record/11667
DOI: 10.1145/3232860
arXiv: 1310.3153

Dütting, P., Henzinger, M. H., &; Starnberger, M. (2015). Auctions for heterogeneous items and budget limits. ACM Transactions on Economics and Computation. Association for Computing Machinery.https://doi.org/10.1145/2818351 
LibreCat: https://research-explorer.ista.ac.at/record/11669
DOI: 10.1145/2818351
arXiv: 1209.6448