506313-UEN_-_OM_REL670I_1p2
684_SHAKIRAAZEEHANBINTIAZLI2010
Transmission Line Protection
Ziegler Transformer Diff
1MRK506267-WEN C en REL670 Setting Example 1
Siemens - Applications for SIPROTEC Protection Relays
IEEE paper
SIEMENS Coordinación de protección
(Protection) 699 en-A
TRANSMISSION LINE PROTECTION
Areva
Generator Protection Gers