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    The NASA Orbiting Carbon Observatory

    Crisp, David | NTRS | 2006

    Exploring Venus with Balloons: Science Objectives and Recent Technical Advances

    Baines, Kevin H. / Limaye, Sanjay / Hall, Jeffery L. et al. | NTRS | 2012

    Status of the OCO-2 Mission

    Crisp, David | NTRS | 2012

    Status of the OCO-2 Mission

    Crisp, David | NTRS | 2012