TY  - RPRT
TI  - Programming protection: the problem of software.
AU  - J D Slack
PY  - 1981
DO  - 10.1111/j.1460-2466.1981.tb01214.x
UR  - https://pubmed.ncbi.nlm.nih.gov/7204622/
ID  - 7204622
ER  -