TY  - RPRT
TI  - The National Standard Reference Data system.
AU  - E L Brady
AU  - M B Wallenstein
PY  - 1967
DO  - 10.1126/science.156.3776.754
UR  - https://pubmed.ncbi.nlm.nih.gov/6022226/
ID  - 6022226
ER  -