TY  - RPRT
TI  - Beta-lactamase (Bacillus licheniformis).
AU  - D R Thatcher
PY  - 1975
DO  - 10.1016/0076-6879(75)43130-5
UR  - https://pubmed.ncbi.nlm.nih.gov/1134375/
ID  - 1134375
ER  -