TY  - BOOK
AU  - Long Fred
ED  - International Workshop on Envoironments( 1989 : France )
ED  - International Workshop on Envoironments
TI  - Software engineering environments : proceedings
U1  - 5.1 
PY  - 1990///
CY  - Berlin
PB  - Springer Verlag
KW  - Computer programming
ER  -