Klein, Niklas and David, Klaus. Basic Approach of Timing in Context Aware Architectures verified by concrete Advantages. Proceedings of The 10th Annual International Symposium on Applications and the Internet. Year 2010.

Klein, Niklas and David, Klaus. Time Locality: A Novel Parameter for Quality of Context. Proceedings of Seventh International Conference on Networked Sensing Systems. Year 2010.

Lau, Sian Lun and Klein, Niklas and Pirali, Andreas and Droegehorn, Olaf and David, Klaus. Evaluation of the Technology Agnostic Service Creation Approach. Selbstorganiserende, adaptive, kontextsensitive verteilte Systeme 2010 (SAKS2010). (27) Electronic Communications of the EASST, Year 2010.

Böttcher, Stefan and Steinmetz, Rita and Klein, Niklas. XML index compression by DTD subtraction. ICEIS (1). editor(s) Cardoso, Jorge and Cordeiro, José and Filipe, Joaquim. 86-94, Year 2007.

Klein, Niklas and Groppe, Sven and Böttcher, Stefan and Gruenwald, Le. A Prototype for Translating XQuery Expressions into XSLT Stylesheets. ADBIS. editor(s) Eder, Johann and Haav, Hele-Mai and Kalja, Ahto and Penjam, Jaan. Lecture Notes in Computer Science, (3631) 238-253, Springer, Year 2005.