Cite
MLA Citation
João Pedro de Magalhães. “A direct communication proposal to test the Zoo Hypothesis.” Space policy, vol. 38, 2016, pp. 22–26. http://access.bl.uk/ark:/81055/vdc_100039349784.0x000054
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João Pedro de Magalhães. “A direct communication proposal to test the Zoo Hypothesis.” Space policy, vol. 38, 2016, pp. 22–26. http://access.bl.uk/ark:/81055/vdc_100039349784.0x000054