TY  - BOOK
AU  - Barahona P
ED  - Portuguese Conference on Artificial Intelligence( 5th : 1991 : Albufeira )
ED  - Portuguese Conference on Artificial Intelligence 5th
TI  - EPIA 89 : proceedings
U1  - 6.3 
PY  - 1991///
CY  - Berlin
PB  - Springer Verlag
KW  - Artificial intelligence
KW  - Computer science
ER  -