Waste management in space: a NASA symposium.  Special issue.
D001709:Biotechnology; D018504:Ecological Systems, Closed; D006801:Humans; D008021:Life Support Systems / Q000295:instrumentation*; D018535:Mars; D013026:Space Flight / Q000295:instrumentation* / Q000639:trends; D018505:Waste Management / Q000379:methods* / Q000592:standards