TY  - RPRT
TI  - Patents alert
AU  - EM Williamson
PY  - 1999
DO  - 10.1002/(sici)1099-1573(199909)13:6<543::aid-ptr559>3.0.co;2-p
UR  - https://pubmed.ncbi.nlm.nih.gov/10479773/
ID  - 10479773
ER  -