Williamson, R A.(2002). Continuity of moderate resolution Earth observation data: Is an international solution the answer?Space Policy, 18(2), 129-133. doi:10.1016/s0265-9646(02)00011-5
MLA CitationWilliamson, Ray A. "Continuity of Moderate Resolution Earth Observation Data: Is an International Solution the Answer?" Space Policy, 18.2 ( 2002 ): 129-133.
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