TY  - BOOK
AU  - Maddock,R.J.
TI  - Poles and zeros: in electrical and control engineering 
SN  - 0039103463
PY  - 1982///
CY  - Rinehart and Winston, London
PB  - Holt
KW  - Electric circuits
KW  - Alternating current
KW  - Root
KW  - locus method
N1  - Includes index
ER  -