by Stefan Szeider
Reference:
Minimal unsatisfiable formulas with bounded clause-variable difference are fixed-parameter tractableStefan Szeider2003, Technical report TR03-002, Revision 1, Electronic Colloquium on Computational Complexity (ECCC).
Bibtex Entry:
@string{eccc="Electronic Colloquium on Computational Complexity (ECCC)"}
@TechReport{Szeider03b,
author = {Stefan Szeider},
title = {Minimal unsatisfiable formulas with bounded
clause-variable difference are fixed-parameter tractable},
institution = ECCC,
number = {TR03-002, Revision~1},
year = {2003},
url = {http://eccc.hpi-web.de/report/2003/002/}
}