1. Omar Badreddin, Liam Peyton. “Patient Flow Monitoring Systems: Investigation of Alternatives“. In pre-proceedings of FHIES/SEHC 2014 : Symposium on Foundations of Health Information Engineering and Systems (FHIES) and the Software Engineering in Healthcare (SEHC).

2. Omar Badreddin, Timothy C. Lethbridge, and Andrew Forward. “Investigation and Evaluation of UML Action Languages“. MODELSWARD 2014, International Conference on Model-Driven Engineering and Software Development. 2014.

3. Omar Badreddin, “Empirical Evaluation of Research Prototypes at Variable Stages of Maturity”, User Evaluations for Software Engineering Researchers (USER), 2013 2nd International Workshop on, 10.1109/USER.2013.6603076. 2013 , Pages: 1- 4.

4. Omar Badreddin, Andrew Forward, Timothy C. Lethbridge. Model Oriented Programming: An Empirical Study of Comprehension. In proceedings of the 2012 Conference of the Center for Advanced Studies on Collaborative Research. Winner of ‘Best Student Paper’ award.

5.  Omar Badreddin, Timothy C. Lethbridge. Combining Experiments and Grounded Theory to Evaluate a Research Prototype: Lessons from the Umple Model-Oriented Programming Technology. ICSE Workshop on User Evaluation for Software Engineering Researchers (USER), 2012. 10.1109/USER.2012.6226575.

6. Omar Badreddin. A Manifestation of Model-Code Duality: Facilitating the Representation of State Machines in the Umple Model-Oriented Programming Language. PhD thesis, University of Ottawa, Canada. Published 2012. Available: http://www.ruor.uottawa.ca/en/handle/10393/22733

7. Timothy C. Lethbridge, Gunter Mussbacher, Andrew Forward, Omar Badreddin. Teaching UML Using Umple: Applying Model-Oriented Programming in the Classroom. In Proceedings of CSEE&T 2011, co-located with ICSE 2011. Pages 421-428. DOI: 10.1109/CSEET.2011.5876118. Available: http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5876118&tag=1

8. Omar Badreddin, Tim Lethbridge, Hisham El-Shishiny, Margaret-Anne Storey, Andrew Forward. Challenges and Opportunities in Adoption of Research Prototypes in Industrial practice.Proceedings of the 2010 Conference of the Center for Advanced Studies on Collaborative Research. Pages 414-415. Available: http://dl.acm.org/citation.cfm?id=1924021

9. Omar Badreddin, Timothy C. Lethbridge. A Study of Applying a Research Prototype Tool in Industrial Practice. Proceedings of the eighteenth ACM SIGSOFT international symposium on Foundations of software engineering. Pages 353-356 . ACM New York, NY, USA ©2010. Available: http://dl.acm.org/citation.cfm?id=1882345

10. Timothy C. Lethbridge, Andrew Forward, Omar Badreddin. Problems and Opportunities for Model-Centric vs. Code-Centric Development: A Survey of Software Professionals, in the proceedings of C2M:EEMDD 2010. Available: http://www.esi.es/modelplex/c2m/docum/C2M2010_survey.pdf

11.  Hisham El-Shishiny, Sally Deraz, and Omar Bahy Badreddin, Mining Software Aging Patterns by Artificial Neural Networks. Springer Berlin 2008, ISSN: 0302-9743 (Print) 1611-3349 (Online). DOI: 10.1007/978-3-540-69939-2. Available: http://www.springerlink.com/content/d0266887326108m4/

12. Hisham El-Shishiny, Sally Deraz. Omar Badreddin. Mining software aging: A neural network approach. Computers and Communications, 2008. Pages 182-187. ISCC 2008. IEEE Symposium, July 2008. ISSN: 1530-1346. ISBN: 978-1-4244-2702-4. Available: http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=4625660

13. Omar Badreddin and Timothy C. Lethbridge. An Empirical Experiment of Comprehension on Textual and Visual Modeling Approaches. Technical report number TR-2011-03. Available: http://www.site.uottawa.ca/~tcl/gradtheses/obadreldin/TR-2011-03.pdf