TY  - BOOK
AU  - Douce J.L.
TI  - An Introduction to the Mathematics of Servomechanisms / 
U1  - 510 235
PY  - 1963///
CY  - London ; 
PB  - The English Universities Press Ltd, : 
N1  - Includes: Index - ( p. 237 - 240)
ER  -