1-3 of 3 Books
ELF communications system ecological monitoring program
ELF communications system ecological monitoring program
By John E. Zapotosky
Biological effects of extremely low frequency electromagnetic fields
Biological effects of extremely low frequency electromagnetic fields
By Hanford Life Sciences Symposium (18th 1978 Richland, Wash.)

An evaluation of the U.S. Navy's extremely low frequency communications system ecological monitoring program
By National Research Council (U.S.). Committee to Evaluate the U.S. Navy's Extremely Low Frequency Communications System Ecological Monitoring Program.