Using Enhanced Wiki-based Solutions for Managing Requirements. - Özgür Ünalan; Norman Riegel; Sebastian Weber; Jörg Dörr (MARK@RE, 2008)

IT Capability-Based Business Process Design through Service-Oriented Requirements Engineering. - Sebastian Adam; Özgür Ünalan; Norman Riegel; Daniel Kerkow (BMMDS/EMMSAD, 2009)

Supporting Software Development Teams with a Semantic Process- and Artifactoriented Collaboration Environment. - Sebastian Weber; Andreas Emrich; Jörg Broschart; Eric Ras; Özgür Ünalan (Software Engineering (Workshops), 2009)

Concept and Realization of an Individual Reminder Service for People Suffering from Dementia. - Holger Storf; Mario Schmitt; Taslim Arif; Wolfgang Putz; Michael Eisenbarth; Özgür Ünalan (AmI Workshops, 2011)

An approach for detecting deviations in daily routine for long-term behavior analysis. - Denis Elbert; Holger Storf; Michael Eisenbarth; Özgür Ünalan; Mario Schmitt (PervasiveHealth, 2011)

Is It Beneficial to Match Reusable Services Earlier? - Sebastian Adam; Özgür Ünalan; Norman Riegel (REFSQ, 2011)

A Conceptual Foundation of Requirements Engineering for Business Information Systems. - Sebastian Adam; Norman Riegel; Anne Gross; Özgür Ünalan; Simon Darting (BMMDS/EMMSAD, 2012)

From business processes to software services and vice versa - an improved transition through service-oriented requirements engineering. - Sebastian Adam; Norman Riegel; Jörg Dörr; Özgür Ünalan; Daniel Kerkow (J. Softw. Evol. Process., 2012)

Effect-oriented requirements elicitation and specification. - Torsten Ronneberger; Özgür Ünalan; Michael Eisenbarth; Anne Hess (Intelligent Vehicles Symposium, 2013)