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2. G.N. Kleiner R.J. Cusick Development of an Advanced CO 2 Reduction Subsystem 1981
3. F. H. Schubert K. A. Burke P. D. Quathrone Oxygen Generation Subsystem for Spacecraft 1981
4. R. B. Martin A.C. Erickson Developmental Status of a Preprototype Water Electrolysis Subsystem 1981