Pablo Barceló, Leonid Libkin, Anthony Widjaja Lin, Peter T. Wood. Expressive Languages for Path Queries over Graph-Structured Data. ACM Trans. Database Syst., 37(4):31, 2012. [doi]
@article{BarceloLLW12,
title = {Expressive Languages for Path Queries over Graph-Structured Data},
author = {Pablo Barceló and Leonid Libkin and Anthony Widjaja Lin and Peter T. Wood},
year = {2012},
doi = {10.1145/2389241.2389250},
url = {http://doi.acm.org/10.1145/2389241.2389250},
researchr = {https://researchr.org/publication/BarceloLLW12},
cites = {0},
citedby = {0},
journal = {ACM Trans. Database Syst.},
volume = {37},
number = {4},
pages = {31},
}