High-voltage switchgear and controlgear - Part 307: Guidance for the
extension of validity of type tests of AC metal and solid-insulation
enclosed switchgear and controlgear for rated voltages above 1 kV and up
to and including 52 kV
Information technology — Telecommunications and information exchange
between systems — Local and metropolitan area networks — Specific
requirements — Part 1BR: Virtual bridged local area networks — Bridge
port extension