1. Cryogenics and the human exploration of Mars;Salerno;Cryogenics,1999
2. 2Kittel, P. & D.W. Plachta. 2000, Propellant preservation for mars missions, Adv. Cryogen. Eng. 45: 443.
3. 3Aydelott, J.C. 1967. Effect of gravity on self-pressurization of spherical liquid-hydrogen tankage. NASA TN-D-4286.
4. 4Aydelott, J.C. 1979. Axial jet mixing of ethanol in cylindrical containers during weightlessness. NASA TP-1487.
5. 5Aydelott, J.C. 1983. Modeling of space vehicle propellant mixing. NASA TP-2107.