DIN SPEC 16597:2018-02 

Terminology for blockchains

https://www.beuth.de/de/technische-regel/din-spec-16597/281677808

DIN SPEC 3104 

Blockchain-based validation of data 

https://www.beuth.de/de/technische-regel/din-spec-3104/301837615

DIN SPEC 91315:2014-06 

General requirements for plasma sources in medicine

https://www.beuth.de/de/technische-regel/din-spec-91315/203493369?SearchID=681216359

DIN SPEC 91300-1:2012-12

Guide for the development of a business model for home related services - Part 1: Organizational structure

https://www.din.de/de/wdc-beuth:din21:169871420

https://www.beuth.de/de/technische-regel/din-spec-91300-1/169871420

DIN SPEC 91300-2:2012-12

Guide for the development of a business model for home related services - Part 2: Operational structure

https://www.din.de/de/wdc-beuth:din21:169872916

https://www.beuth.de/de/technische-regel/din-spec-91300-2/169872916

DIN SPEC 91300-3:2012-12

Guide for the development of a business model for home related services - Part 3: Interfaces

https://www.beuth.de/de/technische-regel/din-spec-91300-3/169873505

https://www.din.de/de/wdc-beuth:din21:169873505

DIN SPEC 91300-4:2012-12

Guide for the development of a business model for home related services - Part 4: Financing models

https://www.beuth.de/de/technische-regel/din-spec-91300-4/169874075

https://www.din.de/de/wdc-beuth:din21:169874075

DIN SPEC 77002:2013-04 

Ambient Assisted Living (AAL) - Requirements for AAL services

https://www.beuth.de/de/technische-regel/din-spec-77002/171378525