BS ISO/IEC 29110-4-1:2018 Systems and software engineering. Lifecycle profiles for Very Small Entities (VSEs) Software engineering. Profile specifications: Generic profile group

Life (durability)
Life cycle
Purchasing
Computer software
Delivery
Maintenance
Software engineering techniques
Quality assurance systems
Verification
Definitions
Computer programs

Link: BS ISO/IEC 29110-4-1:2018 Systems and software engineering. Lifecycle profiles for Very Small Entities (VSEs) Software engineering. Profile specifications: Generic profile group
Source: BSI Standards

BS EN 62439-2:2017 Industrial communication networks. High availability automation networks Media Redundancy Protocol (MRP)

Open systems interconnection
Computer networks
Local area networks
Automatic control systems
Industrial
Data processing
Communication networks
Process control
CSMA/CD networks
Information exchange
Data transmission

Link: BS EN 62439-2:2017 Industrial communication networks. High availability automation networks Media Redundancy Protocol (MRP)
Source: BSI Standards