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1 - 2 of 2 resultsSearch results for "class periods"
Proceedings
Searching for Life Across Space and Time: Proceedings of a Workshop (2017)
National Academies of Sciences, Engineering, and Medicine; Division on Engineering and Physical Sciences; Space Studies Board; Joseph R. Schmitt, Rapporteur
Space and Aeronautics
Proceedings
Severe Space Weather Events: Understanding Societal and Economic Impacts: A Workshop Report (2008)
National Research Council; Division on Engineering and Physical Sciences; Space Studies Board; Committee on the Societal and Economic Impacts of Severe Space Weather Events: A Workshop
Space and Aeronautics