[1. Bruhns, S. & J. Haqq-Misra. A pragmatic approach to sovereignty on Mars, Space Policy, 38, 2016, pp. 57-63.10.1016/j.spacepol.2016.05.008]Search in Google Scholar
[2. Cockell, Ch. S. (ed.). Human Governance Beyond Earth. Implications for Freedom, Springer, 2015.10.1007/978-3-319-18063-2]Search in Google Scholar
[3. Cockell, Ch. S. (ed.). Dissent, Revolution and Liberty Beyond Earth, Springer, 2016.10.1007/978-3-319-29349-3]Search in Google Scholar
[4. Elvis, M. Let’s mine asteroids – for science and profit, Nature, 2012, 485, p. 549.10.1038/485549a22660280]Search in Google Scholar
[5. Elvis, M., T. Milligan & A. Krolikowski. The peaks of eternal light: A near-term property issue on the moon, Space Policy, 38, 2016, pp. 30-38.10.1016/j.spacepol.2016.05.011]Search in Google Scholar
[6. Impey, Ch. Beyond: Our Future in Space, New York, London: W. W. Norton & Company, 2015.]Search in Google Scholar
[7. Lambright, W. H. 2017. Relay leadership and long-term policy: The case of Mars, Space Policy 42: 1-7.10.1016/j.spacepol.2017.10.006]Search in Google Scholar
[8. Milligan, T. Common origins and the ethics of planetary seeding, International Journal of Astrobiology, 15 (4), 2016, pp. 301-306.10.1017/S1473550416000136]Search in Google Scholar
[9. Milligan, T. & J. S. J. Schwartz. The Ethics of Space Exploration, Springer, 2016.]Search in Google Scholar
[10. Persson, E. The Ethics of Space Exploration, Conference Paper, 2015.]Search in Google Scholar
[11. Persson, E. Ethics on an uninhabited planet, In. K. Szocik (ed.), Human factor in a mission to Mars, Springer, 2019 (in preparation).10.1007/978-3-030-02059-0_12]Search in Google Scholar
[12. Szocik, K., R. Elias Marques, S. Abood, A. Kędzior, K. Lysenko-Ryba & D. Minich. Biological and social challenges of human reproduction in a long-term Mars base, Futures, 100, 2018, pp. 56-62.10.1016/j.futures.2018.04.006]Open DOISearch in Google Scholar
[13. Torres, P. Space Colonization and Suffering Risks: Reassessing the “Maxipok Rule”, Futures, 100, 2018, pp. 74-85.10.1016/j.futures.2018.04.008]Open DOISearch in Google Scholar
[14. Wachowicz, M. E. & M. Bury. Space technology transfer problems in the context of protecting the space heritage, Space Policy, 2017, http://dx.doi.org/10.1016/j.spacepol.2017.08.001.10.1016/j.spacepol.2017.08.001]Open DOISearch in Google Scholar