TY  - BOOK
AU  - Choffrut C
ED  - Symposium on Theoretical Aspects of Computer Science( 7th : 1990 : France )
ED  - Symposium on Theoretical Aspects of Computer Science 7th
TI  - Stacs : proceedings
U1  - 4 
PY  - 1990///
CY  - Berlin
PB  - Springer Verlag
KW  - Computer science
ER  -