TY  - BOOK
AU  - Penfield, Paul.
AU  - Spence, Robert.
AU  - Duinker, Simon.
TI  - Tellegen's theorem and electrical networks /by Paul Penfield, Robert Spence and Simon Duinker
SN  - 0262160323
U1  - 621.3192 
PY  - 1970///
CY  - Cambridge
PB  - MIT
ER  -