TY  - BOOK
AU  - International Electrotechnical Commission
TI  - IEC: 870-5-1 - 1990-02; Telecontrol equipment and systems Part 5: Transmission Protocols. Section one - transmission frame formats
PY  - 1990///
CY  - Geneva
PB  - International Electrotechnical Commission
N1  - Taken print out from CD
ER  -