Timing when to buy.

@inproceedings{agrawal-2011-timing, author = {Rakesh Agrawal and Samuel Ieong and Raja Velu}, editor = {Craig Macdonald and Iadh Ounis and Ian Ruthven}, title = {{Timing when to buy}}, booktitle = {{Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011}}, pages = {709--718}, publisher = {ACM}, year = {2011}, url = {https://doi.org/10.1145/2063576.2063681}, doi = {https://doi.org/10.1145/2063576.2063681} }