@InProceedings{	  HEFN01,
  author	= {Falk H{\"u}ffner and Stefan Edelkamp and Henning Fernau
		  and Rolf Niedermeier},
  title		= {Finding Optimal Solutions to {Atomix}},
  booktitle	= {Proceedings of the German Conference on Artificial
		  Intelligence (KI~'01)},
  pages		= {229--243},
  year		= 2001,
  volume	= 2174,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/3-540-45422-5_17}
}

@MastersThesis{	  Huef02,
  author	= {Falk H{\"u}ffner},
  title		= {Finding Optimal Solutions to {Atomix}},
  school	= {Wilhelm-Schickard-Institut f\"ur Informatik, Universit\"at
		  T\"ubingen},
  year		= 2002,
  type		= {Studienarbeit}
}

@Misc{		  GHN02,
  author	= {Jens Gramm and Falk H{\"u}ffner and Rolf Niedermeier},
  title		= {Closest Strings, Primer Design, and Motif Search},
  howpublished	= {Presented at \textit{6th Annual International Conference
		  on Computational Molecular Biology (RECOMB~'02)}, poster
		  session},
  year		= 2002
}

@InProceedings{	  GGHN03b,
  author	= {Jens Gramm and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Graph-modeled data clustering: fixed-parameter algorithms
		  for clique generation.},
  booktitle	= {Proceedings of the 5th Italian Conference on Algorithms
		  and Complexity (CIAC~'03)},
  pages		= {108--119},
  year		= 2003,
  volume	= 2653,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/3-540-44849-7_17}
}

@Article{	  GGHN05,
  author	= {Jens Gramm and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Graph-Modeled Data Clustering: Exact Algorithms for Clique
		  Generation},
  journal	= {Theory of Computing Systems},
  year		= 2005,
  volume	= 38,
  number	= 4,
  pages		= {373--392},
  doi		= {10.1007/s00224-004-1178-y}
}

@InProceedings{	  GGHN03,
  author	= {Jens Gramm and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Automated generation of search tree algorithms for graph
		  modification problems},
  booktitle	= {Proceedings of the 11th Annual European Symposium on
		  Algorithms (ESA~'03)},
  pages		= {642--653},
  year		= 2003,
  volume	= 2832,
  series	= {LNCS},
  publisher	= {Springer}
}

@Article{	  GGHN04,
  author	= {Jens Gramm and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Automated Generation of Search Tree Algorithms for Hard
		  Graph Modification Problems},
  journal	= {Algorithmica},
  year		= 2004,
  volume	= 39,
  number	= 4,
  pages		= {321--347},
  doi		= {10.1007/s00453-004-1090-5}
}

@MastersThesis{	  Huef03,
  author	= {Falk H{\"u}ffner},
  title		= {Graph Modification Problems and Automated Search Tree
		  Generation},
  school	= {Wilhelm-Schickard-Institut f\"ur Informatik, Universit\"at
		  T\"ubingen},
  year		= 2003,
  type		= {Diplomarbeit}
}

@InProceedings{	  GHN04,
  author	= {Jiong Guo and Falk H{\"u}ffner and Rolf Niedermeier},
  title		= {A Structural View on Parameterizing Problems: Distance
		  from Triviality},
  booktitle	= {Proceedings of the 1st International Workshop on
		  Parameterized and Exact Computation (IWPEC~'04)},
  pages		= {162--173},
  year		= 2004,
  volume	= 3162,
  series	= {LNCS},
  publisher	= {Springer},
}

@InProceedings{	  DGHN04,
  author	= {Michael Dom and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Error compensation in leaf root problems},
  booktitle	= {Proceedings of the 15th Annual International Symposium on
		  Algorithms and Computation (ISAAC~'04)},
  pages		= {389--401},
  year		= 2004,
  volume	= 3341,
  series	= {LNCS},
  publisher	= {Springer},
  url		= {http://springerlink.com/content/81lcymfngwjkh3gy}
}

@Article{	  DGHN06,
  author	= {Michael Dom and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Error Compensation in Leaf Power Problems},
  journal	= {Algorithmica},
  year		= 2006,
  volume	= 44,
  number	= 4,
  pages		= {363--381}
}

@InProceedings{	  Huef05,
  author	= {Falk H{\"u}ffner},
  title		= {Algorithm Engineering for Optimal Graph Bipartization},
  booktitle	= {Proceedings of the 4th International Workshop on Experimental
		  and Efficient Algorithms (WEA~'05)},
  pages		= {240--252},
  year		= 2005,
  volume	= 3503,
  series	= {LNCS},
  publisher	= {Springer},
}

@InProceedings{	  DGHN05,
  author	= {Michael Dom and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Extending the Tractability Border for Closest Leaf
		  Powers},
  booktitle	= {Proceedings of the 31st International Workshop on
		  Graph-Theoretic Concepts in Computer Science (WG~'05)},
  pages		= {397--408},
  year		= 2005,
  volume	= 3787,
  series	= {LNCS},
  publisher	= {Springer},
}

@InProceedings{	  GGHNW05,
  author	= {Jiong Guo and Jens Gramm and Falk H{\"u}ffner and Rolf
		  Niedermeier and Sebastian Wernicke},
  title		= {Improved fixed-parameter algorithms for two feedback set
		  problems},
  booktitle	= {Proceedings of the 9th Workshop on Algorithms and Data
		  Structures (WADS~'05)},
  pages		= {158--168},
  year		= 2005,
  volume	= 3503,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/11427186_22}
}

@Article{	  GGHNW06,
  author	= {Jiong Guo and Jens Gramm and Falk H{\"u}ffner and Rolf
		  Niedermeier and Sebastian Wernicke},
  title		= {Compression-Based Fixed-Parameter Algorithms for Feedback
		  Vertex Set and Edge Bipartization},
  journal	= {Journal of Computer and System Sciences},
  year		= 2006,
  volume	= 72,
  number	= 8,
  pages		= {1386--1396}
}

@InProceedings{	  GHKNU06,
  author	= {Jiong Guo and Falk H{\"u}ffner and Erhan Kenar and Rolf
		  Niedermeier and Johannes Uhlmann},
  title		= {Complexity and Exact Algorithms for Multicut},
  booktitle	= {Proceedings of the 32nd International Conference on
		  Current Trends in Theory and Practice of Computer Science
		  (SOFSEM~'06)},
  pages		= {137--147},
  year		= 2006,
  volume	= 3831,
  series	= {LNCS},
  publisher	= {Springer}
}

@Article{	  GHKNU08,
  author	= {Jiong Guo and Falk H{\"u}ffner and Erhan Kenar and Rolf
		  Niedermeier and Johannes Uhlmann},
  title		= {Complexity and exact algorithms for vertex multicut in
		  interval and bounded treewidth graphs},
  journal	= {European Journal of Operational Research},
  year		= 2008,
  volume	= 186,
  number	= 2,
  pages		= {542--553},
  doi		= {10.1016/j.ejor.2007.02.014}
}

@InProceedings{	  GGHN06,
  author	= {Jens Gramm and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Data Reduction, Exact, and Heuristic Algorithms for Clique
		  Cover},
  booktitle	= {Proceedings of the 8th Workshop on Algorithm Engineering
		  and Experiments (ALENEX~'06)},
  pages		= {86--94},
  year		= 2006,
  publisher	= {SIAM}
}

@Article{	  GGHN08,
  author	= {Jens Gramm and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Data reduction and exact algorithms for clique cover},
  journal	= {ACM Journal of Experimental Algorithmics},
  year		= 2008,
  volume	= 13,
  pages		= {2.2:1--2.2:15},
  doi		= {10.1145/1412228.1412236}
}

@InProceedings{	  DGHNT06,
  author	= {Michael Dom and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier and Anke Tru{\ss}},
  title		= {Fixed-Parameter Tractability Results for Feedback Set
		  Problems in Tournaments},
  booktitle	= {Proceedings of the 6th Conference on Algorithms and
		  Complexity (CIAC~'06)},
  pages		= {320--331},
  year		= 2006,
  volume	= 3998,
  series	= {LNCS},
  publisher	= {Springer}
}

@InProceedings{	  BAHN06,
  author	= {Matthias Brosemann and Jochen Alber and Falk H{\"u}ffner
		  and Rolf Niedermeier},
  title		= {Matrix Robustness, with an Application to Power System
		  Observability},
  booktitle	= {Proceedings of the 2nd Algorithms and Complexity in Durham
		  Workshop (ACiD~'06)},
  pages		= {37--48},
  year		= 2006,
  volume	= 7,
  series	= {Texts in Algorithmics},
  publisher	= {College Publications, London},
}

@Article{	  HNW08,
  author	= {Falk H{\"u}ffner and Rolf Niedermeier and Sebastian
		  Wernicke},
  title		= {Techniques for Practical Fixed-Parameter Algorithms},
  journal	= {The Computer Journal},
  year		= 2008,
  volume	= 51,
  number	= 1,
  pages		= {7--25},
  doi		= {10.1093/comjnl/bxm040}
}

@InProceedings{	  HWZ07,
  author	= {Falk H{\"u}ffner and Sebastian Wernicke and Thomas
		  Zichner},
  title		= {Algorithm Engineering for Color-Coding to Facilitate
		  Signaling Pathway Detection},
  booktitle	= {Proceedings of the 5th Asia-Pacific Bioinformatics
		  Conference (APBC~'07)},
  pages		= {277--286},
  year		= 2007,
  volume	= 5,
  series	= {Advances in Bioinformatics and Computational Biology},
  publisher	= {Imperial College Press}
}

@Article{	  GGHNPS07,
  author	= {Jens Gramm and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier and Hans-Peter Piepho and Ramona Schmid},
  title		= {Algorithms for Compact Letter Displays: Comparison and
		  Evaluation},
  journal	= {Computational Statistics\,\&\,Data Analysis},
  year		= 2007,
  volume	= 52,
  number	= 2,
  pages		= {725--736},
  doi		= {10.1016/j.csda.2006.09.035}
}

@Article{	  GHM07,
  author	= {Jiong Guo and Falk H{\"u}ffner and Hannes Moser},
  title		= {Feedback Arc Set in Bipartite Tournaments is
		  {NP}-Complete},
  journal	= {Information Processing Letters},
  year		= 2007,
  volume	= 102,
  number	= {2--3},
  pages		= {62--65}
}

@InProceedings{	  HBN07,
  author	= {Falk H{\"u}ffner and Nadja Betzler and Rolf Niedermeier},
  title		= {Optimal Edge Deletions for Signed Graph Balancing},
  booktitle	= {Proceedings of the 6th Workshop on Experimental Algorithms
		  (WEA~'07)},
  pages		= {297­-310},
  year		= 2007,
  volume	= 4525,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/978-3-540-72845-0_23}
}

@InProceedings{	  KHMN07,
  author	= {Christian Komusiewicz and Falk H{\"u}ffner and Hannes
		  Moser and Rolf Niedermeier},
  title		= {Isolation Concepts for Enumerating Dense Subgraphs},
  booktitle	= {Proceedings of the 13th International Computing and
		  Combinatorics Conference (COCOON~'07)},
  pages		= {140--150},
  year		= 2007,
  volume	= 4598,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/978-3-540-73545-8_16}
}

@Article{	  HWZ07a,
  author	= {Falk H{\"u}ffner and Sebastian Wernicke and Thomas
		  Zichner},
  title		= {{FASPAD}: fast signaling pathway detection},
  journal	= {Bioinformatics},
  year		= 2007,
  volume	= 23,
  number	= 13,
  pages		= {1708--1709},
  doi		= {10.1093/bioinformatics/btm160}
}

@InCollection{	  HNW07b,
  author	= {Falk H{\"u}ffner and Rolf Niedermeier and Sebastian
		  Wernicke},
  title		= {Fixed-parameter algorithms for graph-modeled data
		  clustering},
  booktitle	= {Clustering Challenges in Biological Networks},
  publisher	= {World Scientific},
  year		= 2008,
  note		= {To appear.}
}

@Article{	  HWZ08,
  author	= {Falk H{\"u}ffner and Sebastian Wernicke and Thomas
		  Zichner},
  title		= {Algorithm Engineering for Color-Coding with Applications
		  to Signaling Pathway Detection},
  journal	= {Algorithmica},
  year		= 2008,
  volume	= 52,
  number	= 2,
  pages		= {114--132},
  doi		= {10.1007/s00453-007-9008-7}
}

@InCollection{	  DHN08,
  author	= {Michael Dom and Falk H{\"u}ffner and Rolf Niedermeier},
  title		= {Tiefensuche ({Ariadne} und {Co}.)},
  booktitle	= {Taschenbuch der Algorithmen},
  pages		= {61--73},
  publisher	= {Springer},
  year		= 2008,
  chapter	= 7,
  doi		= {10.1007/978-3-540-76394-9_7}
}

@InCollection{	  HNW07c,
  author	= {Falk H{\"u}ffner and Rolf Niedermeier and Sebastian
		  Wernicke},
  title		= {Developing Fixed-Parameter Algorithms to Solve
		  Combinatorially Explosive Biological Problems},
  booktitle	= {Bioinformatics},
  pages		= {395--421},
  publisher	= {Humana Press},
  year		= 2007,
  volume	= 453,
  series	= {Methods in Molecular Biology Series},
  doi		= {10.1007/978-1-60327-429-6_21}
}

@InCollection{	  HHRW07,
  author	= {Sabine Helwig and Falk H{\"u}ffner and Ivo R{\"o}ssling
		  and Maik Weinard},
  title		= {Algorithm Design},
  booktitle	= {Algorithm Engineering},
  publisher	= {Springer},
  year		= 2007,
  series	= {LNCS},
  note		= {To appear.}
}

@InCollection{	  Huef08b,
  author	= {Falk H{\"u}ffner},
  title		= {Automated Search Tree Generation},
  booktitle	= {Encyclopedia of Algorithms},
  pages		= {78--81},
  publisher	= {Springer},
  year		= 2008,
  doi		= {10.1007/978-0-387-30162-4_44}
}

@InProceedings{	  HKMN08,
  author	= {Falk H{\"u}ffner and Christian Komusiewicz and Hannes
		  Moser and Rolf Niedermeier},
  title		= {Fixed-Parameter Algorithms for Cluster Vertex Deletion},
  booktitle	= {Proceedings of the 8th Latin American Theoretical
		  Informatics Symposium (LATIN~'08)},
  pages		= {711--722},
  year		= 2008,
  volume	= 4598,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/978-3-540-78773-0_61}
}

@Article{	  HKMN08a,
  author	= {Falk H{\"u}ffner and Christian Komusiewicz and Hannes
		  Moser and Rolf Niedermeier},
  title		= {Fixed-Parameter Algorithms for Cluster Vertex Deletion},
  journal	= {Theory of Computing Systems},
  year		= 2008,
  doi		= {10.1007/s00224-008-9150-x},
  note		= {To appear.}
}

@Article{	  DGHN08,
  author	= {Michael Dom and Jiong Guo and Falk H{\"u}ffner and Rolf
		  Niedermeier},
  title		= {Closest 4-leaf power is fixed-parameter tractable},
  journal	= {Discrete Applied Mathematics},
  year		= 2008,
  volume	= 156,
  number	= 18,
  pages		= {3345--3361},
  doi		= {10.1016/j.dam.2008.01.007}
}

@InProceedings{	  GHKZ08,
  author	= {Jiong Guo and Falk H{\"u}ffner and Christian Komusiewicz
		  and Yong Zhang},
  title		= {Improved Algorithms for Bicluster Editing},
  booktitle	= {Proceedings of the 5th Annual Conference on Theory and
		  Applications of Models of Computation (TAMC~'08)},
  pages		= {445--456},
  year		= 2008,
  volume	= 4978,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/978-3-540-79228-4_39}
}

@InProceedings{	  PHN08,
  author	= {Oriana Ponta and Falk H{\"u}ffner and Rolf Niedermeier},
  title		= {Speeding up Dynamic Programming for Some {NP}-hard Graph
		  Recoloring Problems},
  booktitle	= {Proceedings of the 5th Annual Conference on Theory and
		  Applications of Models of Computation (TAMC~'08)},
  pages		= {490--501},
  year		= 2008,
  volume	= 4978,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/978-3-540-79228-4_43}
}

@PhDThesis{	  Huef07,
  author	= {Falk H{\"u}ffner},
  title		= {Algorithms and Experiments for Parameterized Approaches to
		  Hard Graph Problems},
  school	= {Institut f{\"u}r Informatik,
		  Friedrich-Schiller-Universit{\"a}t Jena},
  year		= 2007,
  url		= {http://theinf1.informatik.uni-jena.de/publications/diss-hueffner07.pdf}
}

@InCollection{	  Huef08,
  author	= {Falk H{\"u}ffner},
  title		= {{Parametrisierte Ans\"atze für schwere Graphprobleme:
		  Algorithmen und Experimente}},
  booktitle	= {Ausgezeichnete Informatikdissertationen 2007},
  series	= {Lecture Notes in Informatics},
  publisher	= {Gesellschaft für Informatik (GI)},
  year		= 2008,
  note		= {To appear.}
}

@InProceedings{	  HKMN08b,
  author	= {Falk H{\"u}ffner and Christian Komusiewicz and Hannes
		  Moser and Rolf Niedermeier},
  title		= {Enumerating Isolated Cliques in Synthetic and Financial
		  Networks},
  booktitle	= {Proceedings of the 2nd Annual International Conference on
		  Combinatorial Optimization and Applications (COCOA~'08)},
  pages		= {405--416},
  year		= 2008,
  volume	= 5165,
  series	= {LNCS},
  publisher	= {Springer},
  doi		= {10.1007/978-3-540-85097-7_38}
}

@Article{	  Huef08a,
  author	= {Falk H{\"u}ffner},
  title		= {Algorithm Engineering for Optimal Graph Bipartization},
  journal	= {Journal of Graph Algorithms and Applications},
  year		= 2008,
  note		= {To appear.},
}

@InProceedings{	  BHKSS09,
  author	= {Sharon Bruckner and Falk H{\"u}ffner and Richard M. Karp
		  and Ron Shamir and Roded Sharan},
  title		= {Topology-Free Querying of Protein Interaction Networks},
  booktitle	= {Proceedings of the 13th Annual International Conference on
		  Research in Computational Molecular Biology (RECOMB~'09)},
  year		= 2009,
  series	= {Lecture Notes in Bioinformatics},
  publisher	= {Springer},
  note		= {To appear.}
}

@Article{	  HBN09,
  author	= {Falk H{\"u}ffner and Nadja Betzler and Rolf Niedermeier},
  title		= {Separator-Based Data Reduction for Signed Graph
		  Balancing},
  journal	= {Journal of Combinatorial Optimization},
  year		= 2009,
  note		= {To appear.}
}