Gadducci, Fabio, Reiko Heckel, and Mercé Llabrés. “A Bi-Categorical Axiomatisation of Concurrent Graph Rewriting.”http://dx.doi.org/10.1016/S1571-0661(05)80309-3__In Proceedings of the 8th Conference on Category Theory and Computer Science (CTCS 1999), Edinburgh (UK), 29:80–100. Electronic Notes in Theoretical Computer Science. Elsevier, 1999.http://dx.doi.org/10.1016/S1571-0661(05)80309-3 .
LibreCat: /record/7858
DOI: http://dx.doi.org/10.1016/S1571-0661(05)80309-3

Heckel, Reiko. “Modeling Agent-Based Systems with Graph Transformation and UML.” In Proceedings of the Dagstuhl-Seminar 99451 on Rigorous Analysis and Design for Software Intensive Systems, 1999.
LibreCat: /record/7859

Sauer, Stefan, and Gregor Engels. “Extending UML for Modeling of Multimedia Applications.”http://doi.ieeecomputersociety.org/10.1109/VL.1999.795878__In Proceedings of the IEEE Symposium on Visual Languages (VL 1999), Tokyo (Japan), 80–87. Tokyo, Japan: IEEE Computer Society, 1999.http://doi.ieeecomputersociety.org/10.1109/VL.1999.795878 .
LibreCat: /record/7860
DOI: http://doi.ieeecomputersociety.org/10.1109/VL.1999.795878

Salhi, M. J., Stefan Krauter, R. Lemoine, C. Triebel, S. Schroer, and R. G. Araújo. “Combined Photovoltaic and Solar Thermal Systems for Facade Integration and Building Insulation.” In Proceedings of the ISES Solar World Congress, Jerusalem (Israel), .4.–9. Juli 1999, II-88., 1999.
LibreCat: /record/8117

Krauter, Stefan, R. Stephan, and L. Bastos. “Set-up of a Laboratory for Research and Education in Solar Energy in Rio de Janeiro.” In Proceedings of the ISES Solar World Congress, Jerusalem (Israel), 4.–9. Juli 1999, S. II-288, 1999.
LibreCat: /record/8118

Krauter, Stefan, and U. Schmid. “Cooling and Less Reflections at Photovoltaic Modules by a Frontside Water Film.” In Proceedings of the ISES Solar World Congress, Jerusalem (Israel), 4.–9. Juli 1999, 1999.
LibreCat: /record/8119

Krauter, Stefan. “The Use of Solar Energy: Considerations for Calculations of Greenhouse Gas Reduction by Photovoltaics.” In Proceedings of the ISES Solar World Congress, Jerusalem (Israel), 4.–9. Juli 1999, II-375., 1999.
LibreCat: /record/8120

Krauter, Stefan, and U. Schmid. “Optical and Thermal Improvements of PV Performance by a Flowing Film of Water at the Frontside of PV Generators. .” In Proceedings of the 9th Sede Boquer Symposium on Solar Electricity Production, Sede Boquer (Israel), 12.–13. Juli 1999, S. 123–126, 1999.
LibreCat: /record/8121

Krauter, Stefan. “Híbridos Termo/Solares Fotovoltaicos (Combined Solar–Thermal/Photovoltaic Systems).” In Proceedings of Workshop Energias Alternativas Para Produção de Calor, Frio e Geração e Conservação de Energia Elétrica, UFSC, Florianópolis, Santa Catarina (Brasilien), 6.–9. Dezember 1999, 1999.
LibreCat: /record/8122

Krauter, Stefan, G. Araujo, S. Schroer, M. Salhi, C. Triebel, and Rolf Hanitsch. “Combined PV and Solar Thermal Systems for Facade Integration and Building Insulation.” Solar Energy 67, no. 4–6 (1999): 239–48.
LibreCat: /record/8123