@inproceedings{BackstromJonssonOrdyniakSzeider13,
 author = {Christer B{ä}ckstr{ö}m and Peter Jonsson and
Sebastian Ordyniak and Stefan Szeider},
 booktitle = {Algorithms and Complexity, 8th International
Conference, CIAC 2013, Barcelona, Spain, May 22-24,
2013. Proceedings},
 doi = {10.1007/978-3-642-38233-8_2},
 editor = {Paul G. Spirakis and Maria J. Serna},
 pages = {13-24},
 publisher = {Springer Verlag},
 series = {Lecture Notes in Computer Science},
 title = {Parameterized Complexity and Kernel Bounds for Hard
Planning Problems},
 volume = {7878},
 year = {2013}
}