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person:(Roy, D.)

    ASTAR Flight Test: Overview and Spacing Results

    Roper, Roy D. / Koch, Michael R. | NTRS | 2016

    Assessment of Potential Mars Relay Network Enhancements

    Wenkert, Daniel / Lee, Charles H. / Gladden, Roy et al. | NTRS | 2018

    Cyber Safety and Security for Reduced Crew Operations (RCO)

    K. R. Driscoll / A. Roy / D. S. Ponchak et al. | NTIS | 2017

    Advanced Turboprop Project

    Hager, Roy D. / Vrabel, Deborah | NTRS | 1988

    Airborne Spacing for Terminal Arrival Routes (ASTAR) Proof-of-Concept Flight Test

    Roper, Roy D. / Koch, Michael R. / Johnson William C. et al. | NTRS | 2019

    Demonstration of a Wingless Electromagnetic Air Vehicle

    S. Roy / D. Arnold / J. Lin et al. | NTIS | 2011

    Permeability of a one-dimensional potential barrier

    Le Roy, D. J. / Le Roy, R. J. / Quickert, K. A. | NTRS | 1970