TY  - BOOK
AU  - Grzegorz Rozenberg ed.
ED  - International Conference on Application and Theory of Petri Nets( 12th : 1991 : Denmark )
ED  - 
TI  - Application and theory of petri nets: proceedings
U1  - 511.3 
PY  - 1993///
CY  - Berlin
PB  - Springer Verlag
KW  - Petri nets
ER  -