TY  - GEN
ED  - BRITISH STANDARDS INSTITUTION
TI  - BS 4727 : Pt. 4 : Group 01 : 1971 : Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms - part 4 : terms particular to lighting and colour - group 01 : radiation and photometry
PY  - 1971///
CY  - London
PB  - B.S.I.
N1  - STD1854
ER  -