TY  - BOOK
AU  - Ryff,Peter F.
AU  - Karnas,Joseph A.
AU  - Platnick,David
TI  - Electrical machines and transformers : principles and applications
SN  - 0132472228
U1  - TK/2000 
PY  - 1987///
CY  - Englewood Cliffs, New Jersey
PB  - Prentice-Hall
KW  - Electric machinery.
KW  - Electric transformers.
ER  -