Observers COHEN MALKAN DICKEY Link FULL PAPER Reference COHEN, N., and MALKAN, M., and DICKEY, J., Icarus, 41, p. 198 (1980). Comments Passive search for Type II & III civilizations using astronomical data originally observed to detect H 2 O & OH masers in globular clusters.
Passive search for Type II & III civilizations using astronomical data originally observed to detect H 2 O & OH masers in globular clusters.