1. Parametric Tests of a Zr(IV)-PAA Dual Layer Hyperfiltration Membrane on Washwater;Brandon;NASA Report NAS9-13669, T-932-5-1,1974
2. Hyperfiltration with Dynamically Formed Membranes;Kraus;Desalination,1967
3. Definition of Reverse Osmosis Requirements for Spacecraft Washwater Recycling;Putnam;McDonnell Douglas Company report number MDC G3780,1972
4. Master End Item Detail Specifications,1971