TY  - RPRT
TI  - Letter Circular 897: tables for transforming chromaticity coordinates from the I.C.I system to the R-U-C-S system
PY  - 1948
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - LCIRC 897
DO  - 10.6028/NBS.LCIRC.897
ER  -