WO9213365-A1  PROC. - ELECTROCHEMICAL SOC. (PROCEEDINGS OF THE SYMPOSIUM ON FUEL CELLS) vol. 89, no. 14, 6 November 1989, SAN FRANCISCO pages 71 - 86; S. SRINIVASAN ET ALL: 'A DESIGN STUDY OF HIGH POWER DENSITY SOLID POLYMER FUEL CELLS';  ESA SP-294; PROCEEDINGS OF THE EUROPEAN SPACE POWER CONFERENCE vol. 1, August 1989, pages 211 - 216; N. E. VANDERBORGH ET ALL: 'ADVANCED SPACE POWER PEM FUEL CELL SYSTEMS';  INDUSTRIAL AND ENGINEERING CHEMISTRY vol. 56, no. 3, March 1964, pages 29 - 31; F.J. HENDEL: 'WATER RECOVERY FROM FUEL CELLS AND LUNAR MINERALS';  PROCEEDINGS OF THE 24TH INTERSOCIETY ENERGY CONVERSION ENGINEERING CONFERENCE vol. 3, 6 August 1989, WASHINGTON pages 1587 - 1591; R.J. LAWRANCE ET ALL: 'PROTON EXCHANGE MEMBRANE FUEL CELL DEVELOPMENT';  See also references of EP 0567499A1EP567499-A1  See references of WO 9213365A1;  See references of WOA 9213365US5260143-A  D. Bernardi, "Water-Balance Calculations For Solid-Polymer-Electrolyte Fuel Cells", J. Electrochem. Soc. (vol. 137, No. 11) (Nov. 1990), pp. 3344-3350.;  H. Koch et al., "Water Transport Across The Membrane In Solid Polymer Electrolyte Fuel Cell", Extended Abstracts of the Battery Division of the Electrochemical Society, Full Meeting, Seattle, Washington (Oct. 14-16, 1990). Pages unavailable.US5441819-A  "A Design Study of High Power Density Solid Polymer Fuel Cells", Proceedings Of The Electrochemical Society Symposium On Fuel Cells, vol. 89, No. 14, pp. 71-86, Srinivasan et al., 06/11/1989;  "Advanced Space Power PEM Fuel Cell Systems", Proceedings Of The European Space Power Conference, vol. 1, pp. 211-216, Vanderborgh et al., Aug. 1989;  "Proton Exchange Membrane Fuel Cell Development", Proceedings Of The 24th Intersociety Energy Conversion Engineering Conference, vol. 3 pp. 1587-1591, Lawrence, 06/08/1989;  "Water Recovery From Fuel Cells And Lunar Minerals", Industrial And Engineering Chemistry, vol. 56, No. 2, pp. 29-31, Hendel, Mar. 1964;  "Water Transport Across the Membrane in Solid Polymer Electrolyte Fuel Cell", Extended Abstracts of the Battery Division of the Electrochemical Society, Full Meeting, Seattle, Wash. (14/10/1990-16/10/1990), Koch et al., 14/10/1990;  "Water-Balance Calculations For Solid-Polymer-Electrolyte Fuel Cells", Journal of the Electrochemical Society, vol. 137, No. 11, Bernardi, Nov. 1990EP567499-B1  ESA SP-294; PROCEEDINGS OF THE EUROPEAN SPACE POWER CONFERENCE vol. 1, August 1989, pages 211 - 216; N. E. VANDERBORGH ET ALL: 'ADVANCED SPACE POWER PEM FUEL CELL SYSTEMS';  INDUSTRIAL AND ENGINEERING CHEMISTRY vol. 56, no. 3, March 1964, pages 29 - 31; F.J. HENDEL: 'WATER RECOVERY FROM FUEL CELLS AND LUNAR MINERALS';  PROC. - ELECTROCHEMICAL SOC. (PROCEEDINGS OF THE SYMPOSIUM ON FUEL CELLS) vol. 89, no. 14, 6 November 1989, SAN FRANCISCO pages 71 - 86; S. SRINIVASAN ET ALL: 'A DESIGN STUDY OF HIGH POWER DENSITY SOLID POLYMER FUEL CELLS';  PROCEEDINGS OF THE 24TH INTERSOCIETY ENERGY CONVERSION ENGINEERING CONFERENCE vol. 3, 6 August 1989, WASHINGTON pages 1587 - 1591; R.J. LAWRANCE ET ALL: 'PROTON EXCHANGE MEMBRANE FUEL CELL DEVELOPMENT'EP567499-B2  B.S. Massey "Mechanics of Fluids", 5th Ed.(1987), p. 29,30,193,194.;  ESA SP-294; PROCEEDINGS OF THE EUROPEAN SPACE POWER CONFERENCE vol. 1, August 1989, pages 211 - 216; N. E. VANDERBORGH ET ALL: 'ADVANCED SPACE POWER PEM FUEL CELL SYSTEMS';  INDUSTRIAL AND ENGINEERING CHEMISTRY vol. 56, no. 3, March 1964, pages 29 - 31; F.J. HENDEL: 'WATER RECOVERY FROM FUEL CELLS AND LUNAR MINERALS';  PROC. - ELECTROCHEMICAL SOC. (PROCEEDINGS OF THE SYMPOSIUM ON FUEL CELLS) vol. 89, no. 14, 6 November 1989, SAN FRANCISCO pages 71 - 86; S. SRINIVASAN ET ALL: 'A DESIGN STUDY OF HIGH POWER DENSITY SOLID POLYMER FUEL CELLS';  PROCEEDINGS OF THE 24TH INTERSOCIETY ENERGY CONVERSION ENGINEERING CONFERENCE vol. 3, 6 August 1989, WASHINGTON pages 1587 - 1591; R.J. LAWRANCE ET ALL: 'PROTON EXCHANGE MEMBRANE FUEL CELL DEVELOPMENT'