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2. Hechler , O. Braun , M. Hauf , G. Kuhlmann , U. CoSFB - The Composite Slim-Floor Beam. 6th European Conf. on Steel & Composite Structures (Eurosteel). Budapest, Hungary, 2011.
3. Hechler , O. Braun , M. Obiala , R. Hauf , G. Eggert , F. Kuhlmann , U. CoSFB - Composite Slim-Floor Beam - Experimental Test Campaign and Evaluation. Composite Construction VII, Australia, 2013.
4. Studiengesellschaft Stahlanwendung e.V., P534: Searching effective ways to make the steel framed residential apartment more competitive, Düsseldorf, 2004.
5. Research Fund for Coal and Steel (1 Jul 2006-30 Jun 2009): Prefabricated enduring composite beams based on innovative shear transmission. Technical Report No. 2, contract No. RFSR-CT-2006-00030.