NASA CR-2357 Feasilibility Study of an SSPS

CONCLUDING REMARKS AND RECOMMENDATIONS 177 Structure and Control Techniques 177 Conclusions 177 Recommendations 177 RFI Avoidance Techniques 178 Conclusions 178 Recommendations 178 Identification of Key Issues 179 Technological Issues 179 Environmental Issues 180 Economic Issues 182 Program Phasing 182 REFERENCES 184

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