@article{DBLP:journals/jacm/BenediktFG08,
author = {Michael Benedikt and
Wenfei Fan and
Floris Geerts},
title = {XPath satisfiability in the presence of DTDs},
journal = {J. ACM},
volume = {55},
number = {2},
year = {2008},
ee = {http://doi.acm.org/10.1145/1346330.1346333},
bibsource = {DBLP, http://dblp.uni-trier.de}
}