TY  - BOOK
AU  - Valette Robert ed.
ED  - International Conference on Application and Theory of Petri Nets( 15th : 1994 : Zaragoza )
ED  - 
TI  - Application and theory of petri nets: proceedings
U1  - 511.3 
PY  - 1994///
CY  - Berlin
PB  - Springer Verlag
KW  - Petri nets
ER  -