Brune M, Gehring J, Keller A, Reinefeld A. Specifying Resources and Services in Metacomputing Systems. In: Buya R, ed. High-Performance Cluster Computing: Architecture and Systems. ; 1999:186-200. doi:10.1016/S0167-8191(98)00076-3

Brune M, Gehring J, Keller A, Reinefeld A. Managing Clusters of Geographically Distributed High-Performance Computers. Concurrency, Practice, and Experience. 1999;II(15):887-911. doi:10.1002/(SICI)1096-9128(19991225)11:15&#60;887::AID-CPE459&#62;3.0.CO;2-J

Brune M, Keller A, Reinefeld A. Multi-User System Management on SCI Cluster. In: Hellwagner H, Reinefeld A, eds. SCI - Scalable Coherent Interface: Architecture and Software for High Performance Compute Clusters. LNCS. ; 1999:443-460. doi:10.1007/10704208_34

Toeller M, Buyken A, Heitkamp G, Berg G, Scherbaum W. Prevalence of chronic complications, metabolic control and nutritional intake in type 1 diabetes: comparison between different European regions. EURODIAB Complications Study group. Horm Metab Res. 1999;31(12):680-685. doi:10.1055/s-2007-978820

Simon J, Reinefeld A, Heinz O. Large-Scale SCI Clusters in Practice: Architecture and Performance in SCI. In: Hellwagner H, Reinefeld A, eds. SCI: Scalable Coherent Interface. Architecture and Software for High-Performance Compute Clusters. Vol 1734. Lecture Notes in Computer Science (LNCS). Berlin / Heidelberg: Springer; 1999:367-381. doi:10.1007/10704208

Brune M, Reinefeld A, Varnholt J. A Resource Description Environment for Distributed Computing Systems. In: Proc. Int. Symp. High-Performance Distributed Computing (HPDC). Washington, DC: IEEE Computer Society; 1999.

Betz S. Funktionales Erfolgscontrolling bei mehrstufiger Fertigung. Betriebswirtschaftliche Forschung und Praxis. 1999;51:35-47.

Betz S. Kostenminimale Anpassung von Beschaffung und Produktion an saisonale Absatzschwankungen. Zeitschrift für Betriebswirtschaft. 1999;69(Ergänzungsheft Nr. 4):111-129.

Wehrheim H. Partial order reductions for failures refinement. Electr Notes Theor Comput Sci. 1999:71--84. doi:10.1016/S1571-0661(05)80296-8

Wehrheim H. Data Abstraction for CSP-OZ. In: M. Wing J, Woodcock J, Davies J, eds. FM’99 - Formal Methods, World Congress on Formal Methods in the Development of Computing Systems, Toulouse, France, September 20-24, 1999, Proceedings, Volume II. Lecture Notes in Computer Science. ; 1999:1028--1047. doi:10.1007/3-540-48118-4_5

Fischer C, Wehrheim H. Model-Checking CSP-OZ Specifications with FDR. In: Araki K, Galloway A, Taguchi K, eds. Integrated Formal Methods, Proceedings of the 1st International Conference on Integrated Formal Methods, IFM 99, York, UK, 28-29 June 1999. ; 1999:315--334.

Gries T, Birk A. Die US amerikanische Dienstleistungsgesellschaft – ein Modell für Deutschland. Wirtschaftsdienst. 1999.

Gries T, Jungblut S, Meyer H. Foreign Direct Investments in the Process of Transition. International Advances in Economic Research. 1999;5.

Lettmann T, Kleine Büning H. Propositional Logicf: Deduction and Algorithms. Cambridge Univ. Press; 1999.

Gries T, Addison JT, Audretsch DB, Grupp H, Welfens PJJ. Globalization, Economic Growth and Innovation Dynamics. Berlin Heidelberg: Springer-Verlag; 1999.

Hehenkamp B, Leininger W. A note on evolutionary stability of Bertrand equilibrium. Journal of Evolutionary Economics. 1999;9(3):367-371. doi:10.1007/s001910050087

Hehenkamp B, Qin C-Z, Stuart C. Economic natural selection in Bertrand and Cournot settings. Journal of Evolutionary Economics. 1999;9(2):211-224. doi:10.1007/s001910050081

Gallenberger W, Gruber H, Harteis C, Heid H, Kraft S. Lehren und Lernen mit neuen Medien. In: Lehner F, Braungart G, Hitzenberger L, eds. Multimedia—Informationssysteme Zwischen Bild Und Sprache. Wiesbaden: Gabler; 1999:259--271.

Gallenberger W, Gruber H, Harteis C, Stamouli E. Learning with New Media as a Cognitive Tool. In: Nistor N, ed. Internet as a Vehicle for Teaching. Cluj: Teacher’s House; 1999:55-64.

Harteis C. Zukünftige Qualifikationsanforderungen an Weiterbildner. Personal. 1999;51:554--559.