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.

Hellebrand, S. (1999). Selbsttestbare Steuerwerke - Strukturen und Syntheseverfahren. Verlag Dr. Kovac, Hamburg: Verlag Dr. Kovac, Hamburg.

Hellebrand, S., Wunderlich, H.-J., &; N. Yarmolik, V. (1999). Exploiting Symmetries to Speed Up Transparent BIST. 11th GI/ITG/GMM/IEEE Workshop.

Steffen, E. (1999). Counterexamples to a conjecture about Petersen-minors in supersnarks. Discrete Mathematics, 207, 291–292.

Steffen, E. (1999). Non-bicritical critical snarks. Graphs Comb., 15, 473–480.

Grünewald, S., &; Steffen, E. (1999). Cyclically 5-edge connected non-bicritical critical snarks. Discuss. Math. Graph Theory, 19, 5–11.

Grünewald, S., &; Steffen, E. (1999). Chromatic-index-critical graphs of even order. J. Graph Theory, 30, 27–36.

Mencer, O., &; Platzner, M. (1999). Dynamic circuit generation for Boolean satisfiability in an object-oriented design environment. In Proceedings of the 32nd Annual Hawaii International Conference on Systems Sciences (HICSS-32). IEEE CS Press.https://doi.org/10.1109/hicss.1999.772883 

Eisenring, M., Platzner, M., &; Thiele, L. (1999). Communication Synthesis for Reconfigurable Embedded Systems. In Proceedings of the 9th International Workshop on Field Programmable Logic and Applications (FPL) (Vol. 1673, pp. 205–214). Springer.https://doi.org/10.1007/978-3-540-48302-1_21 

Bechstedt, F., Adolph, B., &; Schmidt, W. G. (1999). Ab initio calculation of linear and nonlinear optical properties of semiconductor structures. Brazilian Journal of Physics, 29(4).https://doi.org/10.1590/s0103-97331999000400007 

Schmidt, W. G., FATTEBERT, J. L., BERNHOLC, J., &; BECHSTEDT, F. (1999). SELF-ENERGY EFFECTS IN THE OPTICAL ANISOTROPY OF GaP(001). Surface Review and Letters, 6(6), 1159–1165.https://doi.org/10.1142/s0218625x99001281 

Bechstedt, F., Pulci, O., &; Schmidt, W. G. (1999). Theoretical Aspects of the Optical Response of Semiconductor Surfaces. Physica Status Solidi (A), 175(5), 5–16.https://doi.org/10.1002/(sici)1521-396x(199909)175:1&#60;5::aid-pssa5&#62;3.0.co;2-9 

Esser, N., Schmidt, W. G., Bernholc, J., Frisch, A. M., Vogt, P., Zorn, M.,https://doi.org/10.1116/1.590810__Visbeck, S. (1999). GaP(001) and InP(001): Reflectance anisotropy and surface geometry. Journal of Vacuum Science &; Technology B: Microelectronics and Nanometer Structures, 17(4).https://doi.org/10.1116/1.590810 

Frisch, A. M., Schmidt, W. G., Bernholc, J., Pristovsek, M., Esser, N., &; Richter, W. (1999). (2×4)GaP(001) surface: Atomic structure and optical anisotropy. Physical Review B, 60(4), 2488–2494.https://doi.org/10.1103/physrevb.60.2488 

Schmidt, W. G., Briggs, E. L., Bernholc, J., &; Bechstedt, F. (1999). Structural fingerprints in the reflectance anisotropy spectra ofInP(001)(2×4)surfaces. Physical Review B, 59(3), 2234–2239.https://doi.org/10.1103/physrevb.59.2234 

Peckhaus, V., &; Thiel, C. (Eds.). (1999). Disziplinen im Kontext. Perspektiven der Disziplingeschichtsschreibung. Fink-Verlag.

Ide, P., Froehleke, N., Grotstollen, H., Korb, W., &; Margaritis, B. (1999). Operation of a three-phase/three-level-rectifier in wide range and single-phase applications. IECON’99. Conference Proceedings. 25th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.999).https://doi.org/10.1109/iecon.1999.816448 

Beineke, S., &; Wertz, H. (1999). Design of extended Kalman filters for high performance position control of electrical drives. 1999 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (Cat. No.99).https://doi.org/10.1109/aim.1999.803168 

Maas, J., &; Schulte, T. (1999). High performance speed control for ultrasonic motors. 1999 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (Cat. No.99).https://doi.org/10.1109/aim.1999.803148 

Peckhaus, V. (1999). Abduktion und Heuristik. In J. Nida-Rümelin (Ed.), Rationalität, Realismus, Revision.Vorträge des 3. Internationalen Kongresses der Gesellschaft für Analytische Philosophie (Vol. 23, pp. 833–841). Walter de Gruyter.