Regelbau.dk is the website describing the Regelbau series of German WWII bunker designs.
According to PR-model, regelbau.dk is ranked 203,574th in multilingual Wikipedia, in particular this website is ranked 15,851st in French Wikipedia.
The website is placed before suneg.com and after trabkiw.ug.gov.pl in the BestRef global ranking of the most important sources of Wikipedia.
