TY  - RPRT
TI  - Techniques for obtaining absorption spectra on intact biological samples.
AU  - K H NORRIS
AU  - W L BUTLER
PY  - 1961
DO  - 10.1109/tbmel.1961.4322890
UR  - https://pubmed.ncbi.nlm.nih.gov/13729604/
ID  - 13729604
ER  -