TY  - RPRT
TI  - A NEW HIGH-RESOLUTION DARK-FIELD ELECTRON MICROSCOPE TECHNIC.
AU  - K F HALE
AU  - D MCLEAN
PY  - 1964
DO  - 10.1038/201696a0
UR  - https://pubmed.ncbi.nlm.nih.gov/14134714/
ID  - 14134714
ER  -