TY  - BOOK
AU  - Keravnou,E.T.
AU  - Johnson,L.
TI  - Competent expert systems: a case study in fault diagnosis 
SN  - 0070341680
PY  - 1986///
CY  - New York
PB  - McGraw-Hill Book
KW  - Expert systems (Computer science)
KW  - Automatic checkout equipment
ER  -