Asteroid Threat Assessment Project (ATAP)
Optimal coplanar flight between orbits
OPTIMUM TWO-IMPULSE ORBITAL TRANSFER AND RENDEZVOUS BETWEEN INCLINED ELLIPTICAL ORBITS
RENDEZVOUS POSSIBILITIES WITH THE IMPULSE OF OPTIMUM TWO-IMPULSE TRANSFER SPECIAL REPORT NO. 1
Biological-Based Risk Assessment for Space Exploration - What's New
Radiation Interchange Factors Quarterly Report, 7 Jun. - 1 Sep. 1968
Orbital parameters for artificial earth satellites up to 40,000 km altitude
Electric Power in Sea & Space: Space Power Management and Distribution
Optimum earth-to-mars roundtrip trajectories utilizing a low-thrust power-limited propulsion system.
Analytical Determination of Radiation Interchange Factors
Current Single Event Effects Compendium of Candidate Spacecraft Electronics for NASA
Automated Design of the Europa Orbiter Tour
Radiation Exposure and Performance of Multiple Burn Leo-Geo Orbit Transfer Trajectories