TY  - RPRT
TI  - Output factors for blocked fields.
AU  - E M Dean
AU  - J B Davis
PY  - 1992
DO  - 10.1259/0007-1285-65-774-517
UR  - https://pubmed.ncbi.nlm.nih.gov/1303627/
ID  - 1303627
ER  -