@inproceedings{DBLP:conf/ppswr/BryDM04,
author = {Fran\c{c}ois Bry and
Wlodzimierz Drabent and
Jan Maluszynski},
title = {On Subtyping of Tree-Structured Data: A Polynomial Approach},
booktitle = {PPSWR},
year = {2004},
pages = {1-18},
ee = {http://dx.doi.org/10.1007/978-3-540-30122-6_1},
crossref = {DBLP:conf/ppswr/2004},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
@proceedings{DBLP:conf/ppswr/2004,
editor = {Hans J{\"u}rgen Ohlbach and
Sebastian Schaffert},
title = {Principles and Practice of Semantic Web Reasoning, Second
International Workshop, PPSWR 2004, St. Malo, France, September
6-10, 2004, Proceedings},
booktitle = {PPSWR},
publisher = {Springer},
series = {Lecture Notes in Computer Science},
volume = {3208},
year = {2004},
isbn = {3-540-22961-2},
bibsource = {DBLP, http://dblp.uni-trier.de}
}