TY  - BOOK
AU  - Astrom,Karl J.
AU  - Wittenmark,Bjorn
TI  - Computer-controlled systems: theory and design 
SN  - 0131686003
PY  - 1990///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall
KW  - Electric engineering
KW  - Automatic control
KW  - Data processing
ER  -