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    PRACTICAL CONCEPTUAL DESIGN OF QUIETER URBAN VTOL AIRCRAFT

    Silva, C. / Johnson, W. | TIBKAT | 2021

    PRACTICAL CONCEPTUAL DESIGN OF QUIETER URBAN VTOL AIRCRAFT

    Silva, C. / Johnson, W. | British Library Conference Proceedings | 2021

    Observations from Exploration of VTOL Urban Air Mobility Designs

    Johnson, W. / Silva, C. | British Library Conference Proceedings | 2019

    AIAA-2004-5398 SIM Trajectory Design

    Johnson, W. | British Library Conference Proceedings | 2004

    The Elements of Crashworthiness: Scope and Actuality

    Johnson, W | SAGE Publications | 1990

    The Pfaff/Cauchy derivative identities and Hurwitz type extensions

    Johnson, W. P. | British Library Online Contents | 2007

    NDARC - NASA Design and Analysis of Rotorcraft: Validation and Demonstration

    Johnson, W. / AHS International | British Library Conference Proceedings | 2010

    NDARC - NASA Design and Analysis of Rotorcraft: Theoretical Basis and Architecture

    Johnson, W. / AHS International | British Library Conference Proceedings | 2010

    Cryogenic Fluid Management Technology Development Roadmaps

    Stephens, J. R. / Johnson, W. L. | NTRS | 2017

    NASA's Cryogenic Fluid Management Technology Development Roadmaps

    Johnson, W. L. / Stephens, J. R. | NTRS | 2018

    A HISTORY OF ROTORCRAFT COMPREHENSIVE ANALYSES

    Johnson, W. / American Helicopter Society | British Library Conference Proceedings | 2013