%0 Journal Article %T Scattering of ELF waves by underground formations because of night‐day ionospheric ridge %A Valagiannopoulos, C. A. %A Uzunoglu, N. K. %J Radio Science %V 42 %N 6 %P n/a-n/a %@ 0048-6604 %D 2007-12-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve