Performing grouping and aggregate functions in XML queries.

@inproceedings{wu-2009-performing, author = {Huayu Wu and Tok Wang Ling and Liang Xu and Zhifeng Bao}, editor = {Juan Quemada and Gonzalo Le\'{o}n and Yoelle Maarek and Wolfgang Nejdl}, title = {{Performing grouping and aggregate functions in XML queries}}, booktitle = {{Proceedings of the 18th International Conference on World Wide Web, WWW 2009, Madrid, Spain, April 20-24, 2009}}, pages = {1001--1010}, publisher = {ACM}, year = {2009}, url = {https://doi.org/10.1145/1526709.1526844}, doi = {https://doi.org/10.1145/1526709.1526844} }