Steffan, J.J.SteffanBrückner, L.L.BrücknerWilhelm, U.U.WilhelmTerpstra, W.W.Terpstra2022-03-102022-03-102003https://publica.fraunhofer.de/handle/publica/344133enlegal and social aspectsE-Commerce005004Active data protection with data journalsconference paper