@inbook{BockBraunHuelsmannetal.2021, author = {Bock, J{\"u}rgen and Braun, Daniel and H{\"u}lsmann, Jens and Humm, Bernhard and Schmidt, Ute Brigitta and Schumann, Fabienne}, title = {ProDok 4.0 - Intelligente Technische Dokumentation f{\"u}r Industrie 4.0}, booktitle = {Dienstleistungsinnovationen durch Digitalisierung}, number = {Band 2: Prozesse - Transformation - Wertsch{\"o}pfungsnetzwerke}, editor = {Beverungen, Daniel and Schumann, Jan H. and Stich, Volker and Strina, Giuseppe}, publisher = {Springer Gabler}, address = {Berlin, Heidelberg}, isbn = {978-3-662-63098-3}, doi = {https://doi.org/10.1007/978-3-662-63099-0_10}, pages = {389 -- 437}, year = {2021}, language = {de} } @inproceedings{GrossmannBregullaBanerjeeetal.2014, author = {Großmann, Daniel and Bregulla, Markus and Banerjee, Suprateek and Schulz, Dirk and Braun, Roland}, title = {OPC UA server aggregation — The foundation for an internet of portals}, booktitle = {ETFA'2014: 19th IEEE International Conference on Emerging Technologies and Factory Automation}, publisher = {IEEE}, address = {Piscataway}, isbn = {978-1-4799-4846-8}, doi = {https://doi.org/10.1109/ETFA.2014.7005354}, year = {2014}, language = {en} }