Oleff, C. (2022). Proaktives Management von Anforderungsänderungen in der Entwicklung komplexer technischer Systeme (Vol. 406). LibreCat University.https://doi.org/10.17619/UNIPB/1-1600 
LibreCat: /record/34174
DOI: 10.17619/UNIPB/1-1600

Gräßler, I., &; Oleff, C. (2022). Systems Engineering - verstehen und industriell umsetzen. Springer Verlag.
LibreCat: /record/34397

Gräßler, I., Oleff, C., Hieb, M., &; Preuß, D. (2022). Automated Requirement Dependency Analysis for Complex Technical Systems. Proceedings of the Design Society, 2, 1865–1874.https://doi.org/10.1017/pds.2022.189 
LibreCat: /record/31791
DOI: 10.1017/pds.2022.189

Gräßler, I., Wiechel, D., &; Oleff, C. (2022). Extended RFLP for complex technical systems. 8th IEEE International Symposium on Systems Engineering, Wien.
LibreCat: /record/33889

Gräßler, I., Oleff, C., &; Preuß, D. (2022). Proactive Management of Requirement Changes in the Development of Complex Technical Systems. Applied Sciences, 12(4), Article 1874.https://doi.org/10.3390/app12041874 
LibreCat: /record/30213
DOI: 10.3390/app12041874

Gräßler, I., Wiechel, D., Koch, A.-S., Preuß, D., &; Oleff, C. (2022). Model-Based Effect-Chain Analysis for Complex Systems. Proceedings of the Design Society, 2, 1885–1894.https://doi.org/10.1017/pds.2022.191 
LibreCat: /record/31647
DOI: 10.1017/pds.2022.191

Menninger, B., Wiechel, D., Rackow, S., Höpfner, G., Oleff, C., Berroth, J., Gräßler, I., &; Jacobs, G. (2022). Modeling and analysis of functional variance of complex technical systems. DS 119: Proceedings of the 33rd Symposium Design for X (D).https://doi.org/10.35199/dfx2022.15 
LibreCat: /record/33888
DOI: 10.35199/dfx2022.15

Gräßler, I., Oleff, C., &; Scholle, P. (2021). Strategisch-technische Anforderungsanalyse. In R. Koch, I. Gräßler, D. Zimmer, &; T. Tröster (Eds.), Mehrzieloptimierte und durchgängig automatisierte Bauteilentwicklung für Additive Fertigungsverfahren im Produktentstehungsprozess (1st ed., pp. 31–49). Shaker.
LibreCat: /record/26995

Gräßler, I., Oleff, C., &; Preuß, D. (2021). Holistic change propagation and impact analysis in requirements management (B. Wagner &; J. Wilson, Eds.).
LibreCat: /record/24017

Gräßler, I., Pottebaum, J., Oleff, C., &; Preuß, D. (2021). Handling of explicit Uncertainty in Requirements Change Management. Proceedings of the Design Society, 1, 1687–1696.https://doi.org/10.1017/pds.2021.430 
LibreCat: /record/24037
DOI: 10.1017/pds.2021.430

Gräßler, I., Preuß, D., &; Oleff, C. (2020). Automatisierte Identifikation und Charakterisierung von Anforderungsabhängigkeiten – Literaturstudie zum Vergleich von Lösungsansätzen. In D. Krause, K. Paetzold, S. Wartzack, &; Design Society (Eds.), Proceedings of the 31st Symposium Design for X (D); 16. - 18. Sep. 2020 (pp. 199–208).https://doi.org/10.35199/dfx2020.21 
LibreCat: /record/23505
DOI: 10.35199/dfx2020.21

Gräßler, I., Oleff, C., &; Scholle, P. (2020). Method for Systematic Assessment of Requirement Change Risk in Industrial Practice. Applied Sciences 23/2020 (23), 8697.
LibreCat: /record/23529

Ley, P.-P., Wirths, L., Oleff, C., Jungreitmayr, F., Vajna, S., Paetzold, K., &; Borg, J. C. (2020). A METHODICAL APPROACH TO INTEGRATED PRODUCT DEVELOPMENT IN TOTAL HIP ARTHROPLASTY. Proceedings of the Design Society: DESIGN Conference, 1, 2009–2018.https://doi.org/10.1017/dsd.2020.271 
LibreCat: /record/23437
DOI: 10.1017/dsd.2020.271

Gräßler, I., &; Oleff, C. (2019). Risikoorientierte Analyse und Handhabung von Anforderungsänderungen. In D. Krause, K. Paetzold, &; S. Wartzack (Eds.), Design fox X - Beiträge zum 30. DfX-Symposium September 2019, Band 30 (Vol. 30, pp. 49–60). Jesteburg, 18. - 19. Sep. 2019.https://doi.org/10.35199/dfx2019.5 
LibreCat: /record/23700
DOI: 10.35199/dfx2019.5

LibreCat: /record/23717

Gräßler, I., Oleff, C., &; Taplick, P. (2019). Augmented Reality für die Vermittlung von Systems Engineering. In T. Bertram, B. Corves, I. Gräßler, &; K. Janschek (Eds.), Fachtagung Mechatronik 2019 Paderborn (pp. 180–185).
LibreCat: /record/23718

Gräßler, I., Thiele, H., Oleff, C., Scholle, P., &; Schulze, V. (2019). Method for Analysing Requirement Change Propagation based on a Modified Pagerank Algorithm. Proceedings of the Design Society: International Conference on Engineering Design, 1(1), 3681–3690.https://doi.org/10.1017/dsi.2019.375 
LibreCat: /record/23705
DOI: 10.1017/dsi.2019.375

Gräßler, I., Oleff, C., &; Hentze, J. (2019). Role Model for Systems Engineering Application. Proceedings of the Design Society: International Conference on Engineering Design, 1(1), 1265–1274.https://doi.org/10.1017/dsi.2019.132 
LibreCat: /record/23704
DOI: 10.1017/dsi.2019.132

Gräßler, I., Oleff, C., &; Scholle, P. (2018). Methode zur Bewertung von Anforderungsänderungen additiv gefertigter Produkte. In D. Krause, K. Paetzold, &; S. Wartzack (Eds.), Design for X - Beiträge zum 29. DfX-Symposium, Band 29 (Vol. 29, pp. 333–344).
LibreCat: /record/23536

Gräßler, I., Hentze, J., &; Oleff, C. (2018). Systems Engineering Competencies in Academic Education. In https://doi.org/10.1109/SYSOSE.2018.8428741__13th System of Systems Engineering Conference (SoSE) (pp. 542–547). Paris, France, 19. - 22. Jun. 2018,: IEEE.https://doi.org/10.1109/SYSOSE.2018.8428741 
LibreCat: /record/23540
DOI: 10.1109/SYSOSE.2018.8428741