TY  - RPRT
TI  - Citation indexes for science.
AU  - U H SCHOENBACH
AU  - E GARFIELD
PY  - 1956
DO  - 10.1126/science.123.3185.61-a
UR  - https://pubmed.ncbi.nlm.nih.gov/13281483/
ID  - 13281483
ER  -