TY  - RPRT
TI  - A BROAD-RANGE RECORDING MICROSPECTROPHOTODENSITOMETER.
AU  - R C WILLIAMS
AU  - R S RUFFIN
AU  - E R BERRY
PY  - 1964
DO  - 10.1016/0003-2697(64)90060-0
UR  - https://pubmed.ncbi.nlm.nih.gov/14213991/
ID  - 14213991
ER  -