TY  - RPRT
TI  - Pattern-recognition methods to identify secondary structure within X-ray crystallographic electron-density maps.
AU  - Thomas Oldfield
PY  - 2002
DO  - 10.1107/s0907444902000525
UR  - https://pubmed.ncbi.nlm.nih.gov/11856835/
ID  - 11856835
ER  -