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    A MINIMUM FUEL VERTICAL TOUCHDOWN LUNAR LANDING GUIDANCE TECHNIQUE

    Dietrich, R. G. / Hall, B. A. / Tiernan, K. E. | NTRS | 1963

    A MINIMUM FUEL VERTICAL TOUCHDOWN LUNAR LANDING GUIDANCE TECHNIQUE

    Dietrich, R. G. / Hall, B. A. / Tiernan, K. E. | NTRS | 1963

    A comparison of automated people mover and accelerating moving walkway costs and effectiveness

    Bergmann, Dietrich R. / Conner, Lowell R. / Schmelz, Robert E. et al. | Taylor & Francis Verlag | 1978