1. Federal Highway Research Institute (BAST), “Bridges of the Federal Highways: Percentage of Partial Structures and Bridge Areas in the Federal States,” https://web.archive.org/web/20200810080353/https://www.bast.de/BASt_2017/DE/Statistik/Bruecken/Brueckenstatistik.pdf?__blob=publicationFile&v=10
2. H. Friedrich, “Overview: Damages and Repair Variants,” https://web.archive.org/web/20200810081133/https://bast.opus.hbz-nrw.de/opus45-bast/frontdoor/deliver/index/docId/377/file/stahlbrAckenbau_friedrich.pdf
3. Repair Methods and Safeguarding Measures for the Bridge over the Rhine near Leverkusen and Duisburg-Neuenkamp – A First Report (Part 1);Paschen;Stahlbau,2017
4. Retrofitting Methods for Orthotropic Steel Deck Plates with Category-1-Damages;Stranghöner;Stahlbau,2017
5. Refurbishment of Orthotropic Steel Bridge Decks with Damages of the Category 2;Kuhlmann;Stahlbau,2017