Historical
BS EN ISO 9288:1996
Thermal insulation. Heat transfer by radiation. Physical quantities and definitions (British Standard)
Contains general terms, terms related to surfaces either receiving, transferring or emitting a thermal radiation, terms related to surfaces emitting a thermal radiation, terms related to opaque or semi-transparent surfaces receiving a thermal radiation, terms related to a semi-transparent medium receiving a thermal radiation, and their definition.
British Standards Institution [bsi]