Hüllermeier, E. (2001). Similarity-based inference as evidential reasoning. International Journal of Approximate Reasoning, 26, 67–100.
LibreCat: /record/16193

Hüllermeier, E. (2001). Machinelles Lernen und Komplexität. In F. Haslinger &; P. Weise (Eds.), Ökonomie und Gesellschaft, Jahrbuch 17: Komplexität und Lernen (pp. 255–288). Metropolis.
LibreCat: /record/16231

Kraft, M., Hüllermeier, E., &; Weise, P. (2001). Empirische  Überprüfung eines synergetischen Konjunkturmodells. In H.-W. Lorenz &; B. Meyer (Eds.), Studien zur Evoltorischen Ökonomik IV (pp. 11–44). Duncker &; Humblot, Berlin.
LibreCat: /record/16233

Hüllermeier, E. (2000). Fuzzy dynamics: Methodological framework and applications of compartmental modeling. In D. M. Dubois (Ed.), in Proceedings CASYS-2000, 4th International Conference on Computing Anticipatory Systems Liège, Belgium.
LibreCat: /record/15301

Gueroguieva, I., Nestorov, I., Rowland, M., &; Hüllermeier, E. (2000). In vitro-in vivo hepatic clearance prediction using fuzzy sets. In in Proceedings EUFEPS-2000, 6th European Congress of Pharmaceutical Sciences, Supplement 1  (Vol. 11, p. ). European Journal of Pharmaceutical Sciences.
LibreCat: /record/15302

Dubois, D., Hüllermeier, E., &; Prade, H. (2000). Flexible control of case-based prediction in the framework of possibility theory. In In Proceedings RàPC-2000, Raisonnement à partir de Cas, Toulouse, France (pp. 7–16).
LibreCat: /record/15808

Hüllermeier, E. (2000). Similarity-based inference as evidential reasoning. In W. Horn (Ed.), In Proceedings ECAI-2000, 14th European Conference on Artificial Inteligence, Berlin, Germany (pp. 50–54). IOS Press.
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Hüllermeier, E. (2000). Focusing search by using problem solving experience. In W. Horn (Ed.), In Proceedings ECAI-2000, 14th European Conference on Artificial Inteligence, Berlin, Germany (pp. 55–59). IOS Press.
LibreCat: /record/14845

Hüllermeier, E. (2000). Change detection in heuristic search. In Proceedings AAAI 2000, 17th National Conference on Artificial Intelligence, Austin, Texas (pp. 898–903).
LibreCat: /record/15063

Hüllermeier, E. (2000). A method for predicting solutions in case-based problem solving. In E. Blanzieri &; L. Portinale (Eds.), in Proceedings EWCBR-2000, 5th European Workshop on Case-Based Reasoning, Trento, Italy (pp. 124–135). Springer.
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Dubois, D., Hüllermeier, E., &; Prade, H. (2000). Flexible control of case-based prediction in the framework of possibility theory. In E. Blanzieri &; L. Portinale (Eds.), in Proceedings EWCBR-2000, 5th European Workshop on Case-Based Reasoning, Trento, Italy (pp. 61–73). Springer.
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Hüllermeier, E., Dubois, D., &; Prade, H. (2000). Knowledge-based extrapolution of cases: A possibilistic approach. In In Proceedings IPMU-2000 8th International Conference on Information Processing and Management  of Uncertainty in Knowledge-Based Systems, Madrid, Spain (pp. 1575–1582).
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Hüllermeier, E., &; Giersch, C. (2000). Fuzzy dynamics and applications in biological systems modelling. Systems Analysis,  Modelling, Simulation, 38, 29–50.
LibreCat: /record/16196

Hüllermeier, E., Kraft, M., &; Weise, P. (2000). Evaluation and specification of a synergetic business cycle model with German data. Homo Oeconomicus XVI.
LibreCat: /record/16198

Dubois, D., Hüllermeier, E., &; Prade, H. (2000). Formalizing case-based inference using fuzzy rules. In S. K. Pal, D. Y. So, &; T. Dillon (Eds.), Soft Computing in Case-Based Reasoning (pp. 47–72). Springer.
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Kleine Büning, H., &; Lettmann, T. (1999). Resolution remains hard under equivalence. Discrete Applied Mathematics, 139–148.https://doi.org/10.1016/s0166-218x(99)00055-4 
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DOI: 10.1016/s0166-218x(99)00055-4

Hüllermeier, E., Dubois, D., &; Prade, H. (1999). Fuzzy rules in case-based reasoning. In In Proceedings RàPC-1999, Raisonnement à partir de Cas, Paris Palaiseau, France, In Conferences AFIA-1999 (pp. 45–54).
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Hüllermeier, E. (1999). Toward a probabilistic formalization of case-based inference. In T. Dean (Ed.), in Proceedings IJCAI-99, 16th international Joint Conference on Artificial Intelligence, Stockholm, Sweden (pp. 248–253). Morgan Kaufmann.
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Hüllermeier, E. (1999). Exploiting similarity for supporting data analysis and problem solving. In D. J. Hand, J. N. Kok, &; M. R. Berthold (Eds.), In Proceedings IDA-1999, 3th International Symposium on Intelligent Data Analysis, Amsterdam, Netherlands (Vol. 1642, pp. 257–268). Springer.
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Hüllermeier, E., Dubois, D., &; Prade, H. (1999). Extensions of a qualitative approach to case-based decision making: Unvertainty and fuzzy quantification in act evaluation. In H. J. Zimmermann (Ed.), in Proceedings EUFIT-99 7th European Congress on Intelligent Techniques and Soft Computing, Aachen, Germany.
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Hüllermeier, E. (1999). Toward models of case-based decision making. In H. J. Zimmermann (Ed.), in Proceedings EUFIT-99 7th European Congress on Intelligent Techniques and Soft Computing, Aachen, Germany.
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Hüllermeier, E. (1999). A possibilistic formalization of case-based reasoning and decision making. In B. Reusch (Ed.), in Proceedings of the 6th International Conference on Computational Intelligence, Dortmund, Germany (Vol. 1625, pp. 411–420). Springer.
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Hüllermeier, E. (1999). Numerical methods for fuzzy initial value problems. International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, 7(5), 439–461.
LibreCat: /record/16199

Hüllermeier, E. (1999). Approximation of uncertain funtional relationships. Fuzzy Sets and Systems, 101(2), 227–240.
LibreCat: /record/16200

Hüllermeier, E. (1999). Qualitatives Schließen und Qualitative Simulation. In H. Szczerbicka &; T. Uthmann (Eds.), Modellierung, Simulation und Künstliche Intelligenz (pp. 277–310). SCS Publishing House, Erlangen.
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Hüllermeier, E., &; Giersch, C. (1998). Fuzzy sets and modelling of uncertainty in biological systems. In In Proceedings IPMU-98 7th International Conference on Information Processing and Management  of Uncertainty in Knowledge-Based Systems, Paris, La Sorbonne (pp. 1857–1864). Editions E.D.K.
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Hüllermeier, E. (1998). A Bayesian approach to case-based probalistic reasoning. In In Proceedings IPMU-98 7th International Conference on Information Processing and Management  of Uncertainty in Knowledge-Based Systems, Paris, La Sorbonne (pp. 1296–1303). Editions E.D.K.
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Hüllermeier, E. (1998). Numerical solutions for fuzzy initial value problems. In P. Borne, M. Ksouri, &; A. El Kamel (Eds.), in Proceedings CESA-98, IMACS Multiconference on Computaional Engineering in Systems Applications, Symposium on Applied Mathematics and Optimization, Nabeul-Hammamet, Tunesia.
LibreCat: /record/15303

Hüllermeier, E. (1998). Case-based probality and case-based decision making. In L. Gierl &; M. Lenz (Eds.), in Proceedings of the 6th German Workshop on Case-Based Reasoning, Berlin, Germany (pp. 13–22).
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Hüllermeier, E. (1998). Fuzzy dynamics of compartmental systems. In H. J. Zimmermann (Ed.), in Proceedings EUFIT-98 6th European Congress on Intelligent Techniques and Soft Computing, Aachen, Germany.
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Hüllermeier, E. (1997). Hierarchical  propagation of uncertain constraints. In H. J. Zimmermann (Ed.), in Proceedings EUFIT-97 5th European Congress on Intelligent Techniques and Soft Computing, Aachen, Germany (pp. 953–957).
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Hüllermeier, E. (1997). Approximation of fuzzy functions. In A. Grauel, W. Becker, &; F. Belli (Eds.), in Proceedings 4.Internationaler Workshop Fuzzy-Neuro-Systeme. Soest Germany (pp. 374–381).
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Hüllermeier, E. (1997). Modellierung und Simulation unsicherer dynamischer Systeme und Anwendungen in der Diagnose. In D. P. F. Möller &; O. Richter (Eds.), In Proceedings ASIM Fachgruppentagung Soft Computing.
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Hüllermeier, E. (1997). A new approach to modelling and simulation of uncertain dynamical systems. International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, 5(2), 117–137.
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Kleine Büning, H., &; Lettmann, T. (1996). Learning a representation for optimizable formulas. In Lecture Notes in Computer Science. Berlin, Heidelberg.https://doi.org/10.1007/3-540-61863-5_33 
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Hüllermeier, E. (1996). Approminate probabilistic reasoning with fuzzy constraints. In H. J. Zimmermann (Ed.), in Proceedings EUFIT-96 4th European Congress on Intelligent Techniques and Soft Computing, Aachen, Germany.
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Hüllermeier, E. (1996). A fuzzy simulation method. In P. G. Anderson &; K. Warwick (Eds.), International Symposium on Soft Computing, Reading U.K. (pp. 0–6). ICSC Academic Press.
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Hüllermeier, E. (1996). Hierarchical constraint propagation based on interval arithmetic. In in Proceedings Interval-96 international Conference on Interval Methods and Computer Aided Proofs in Science and Engineering, Würzburg (pp. 54–55).
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Hüllermeier, E. (1995). Towards modelling of fuzzy functions. In H. J. Zimmermann (Ed.), in Proceedings EUFIT-95 3rd European Congress on Intelligent Techniques and Soft Computing, Aachen, Germany (pp. 150–154).
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Hüllermeier, E. (1995). Rule-based modelling in fuzzy simulation. In in Proceedings ISFL-95 International Symposium on Logic, Zürich (pp. –). ICSC Academic Press.
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Hüllermeier, E. (1995). Fuzzy polynomial and spline interpolation. In in Proceedings IMACS Symposium on Systems Analysis and Simulation, Berlin (pp. 401–404). Gordon and Breach Publishers.
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Hüllermeier, E. (1995). Konjunkturzyklen aufgrund von Investitionsinterdependenzen:  Simulation und empirische Überprüfung. In J. Flemmig (Ed.), Moderne Makroökonomie-Eine kritische Bestandsaufnahme (pp. 413–454). Metropolis.
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Hüllermeier, E. (1994). Approximate solution of a linear programming problem using a modified perceptron-algorithm. In H. J. Zimmermann (Ed.), in Proceedings EUFIT-94 2nd European Congress on Intelligent Techniques and Soft Computing, Aachen, Germany (pp. 195–199).
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Flögel, A., Kleine Büning, H., &; Lettmann, T. (1993). On the restricted equivalence for subclasses of propositional logic. RAIRO - Theoretical Informatics and Applications, 327–340.https://doi.org/10.1051/ita/1993270403271 
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Dahn, B. I., Lettmann, T., &; Schönfeld, W. (1991). ILFA Interface Concept (Vol. 193). ´Heidelberg: Wissenschaftliche Zentrum der IBM Deutschland .
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Kleine Büning, H., Lettmann, T., &; Mayr, E. W. (1989). Projections of vector addition system reachability sets are semilinear. Theoretical Computer Science, 343–350.https://doi.org/10.1016/0304-3975(89)90055-8 
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Kleine Büning, H., &; Lettmann, T. (1988). Perspektiven für die Logikprogrammierung. In G. Rahmstorf (Ed.), Workshop Wissensrepräsentation in Expertensystemen (pp. 56–78). Berlin, Heidelberg.
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Büning, H. K., &; Lettmann, T. (1987). Representation independent query and update operations on propositional definite Horn formulas. In E. Börger (Ed.), Computation Theory and Logic (pp. 208–223). Berlin, Heidelberg.https://doi.org/10.1007/3-540-18170-9_167 
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DOI: 10.1007/3-540-18170-9_167

Kleine Büning, H., &; Lettmann, T. (1986). Classes of first order formulas under various satisfiability definitions. In 8th International Conference on Automated Deduction. Berlin, Heidelberg.https://doi.org/10.1007/3-540-16780-3_119 
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DOI: 10.1007/3-540-16780-3_119