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    Color vision in the twilight zone: an unsolved problem

    Temme, Leonard A. / St. Onge, Paul / O'Brien, Kevin | SPIE | 2017

    HMD daylight symbology: color choice and luminance considerations

    Harding, Thomas H. / Hovis, Jeffery K. / Smolek, Michael K. et al. | SPIE | 2017

    Secondary payload interface

    Freier Zugriff
    ATKINSON LEONARD A / HOWARD JONATHAN / HUEBNER RONALD E et al. | Europäisches Patentamt | 2016

    Factors Relating to the Application of Radioisotopes to Circulatory Support Systems

    Cole, Donald W. / Mott, William E. / Sagan, Leonard A. | IEEE | 1969

    Regulation of public utilities

    Busby, Leonard A. | Engineering Index Backfile | 1915