1. System for automating and multiplexing soil moisture measurement by time-domain reflectometry;Baker;Soil Sci Soc Amer J,1990
2. Link between EMF, brain cancer is suggested in major new study. However, no added risk of leukemia is found, unlike previous work;Bishop;Wall Street Journal,1995
3. Squeeze play. With usable frequencies scarce, companies try to ease the crunch;Clark;Wall Street Journal,1994