OPINION 91-1-1997
World Atlas of Ground Conductivities

Standard No.

OPINION 91-1-1997

Release Date

1997

Published By

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector

Latest

OPINION 91-1-1997

OPINION 91-1-1997 history

• 1997 OPINION 91-1-1997 World Atlas of Ground Conductivities