TY - RPRT TI - Using Space Weather Variability in Evaluating the Environment Design Specifications for NASA'S Constellation Program AU - Coffey, Victoria N. AU - Minow, Joseph I. AU - Bruce, Margaret B. AU - Blackwell, William C. AU - Howard, James W. PY - 2008 UR - https://ntrs.nasa.gov/citations/20080014085 ID - 20080014085 ER -