[
*** (2011) National Security Space Strategy Unclassified Summary. Department of Defense, Office of the Director of National Intelligence, as DoD (2011), Washington DC, https://www.dni.gov/index.php/newsroom/reports-publications/reports-publications-2011/item/620-national-security-space-strategy
]Search in Google Scholar
[
*** (2016). Space and innovation. OECD Publishing, as OECD (2016), Paris. https://doi.org/10.1787/9789264264014-en
]Search in Google Scholar
[
*** (2019). Challenges to security in space. Defense intelligence Agency, as DIA (2019), https://www.dia.mil/Portals/27/Documents/News/Military%20Power%20Publications/Space_Threat_V14_020119_sm.pdf
]Search in Google Scholar
[
*** (2019). The Space economy in figures: how Space contributes to the global economy. OECD Publishing, as OECD (2019), Paris, available at https://doi.org/10.1787/c5996201-en
]Search in Google Scholar
[
*** (2021). Smallsats by the Numbers 2021. Bryce Technology and Aerospace, Alexandria, Virginia, USA, 13 Aug 2021, as Bryce (2021b), https://brycetech.com/reports/report-documents/Bryce_Smallsats_2021.pdf
]Search in Google Scholar
[
*** (2021). State of the Satellite Industry Report 2021. Bryce Technology and Aerospace for the Satellite Industry Association, Alexandria, Virginia, USA, 20 July 2021, as Bryce (2021a), https://brycetech.com/reports/report-documents/SIA_SSIR_2021.pdf
]Search in Google Scholar
[
*** (2022). Space Debris by the numbers. European Space Agency, as ESA (2022), http://www.esa.int/Safety_Security/Space_Debris/Space_debris_by_the_numbers
]Search in Google Scholar
[
*** (2023). Open Source Satellite Database. Union of Concerned Scientists, accessed 24.02.2023, as UCS (2023), https://www.ucsusa.org/resources/satellite-database
]Search in Google Scholar
[
Acker, O., Pötscher, F., Lefort, T. (2013) Why satellites matter. The relevance of commercial satellites in the 21st century – a perspective 2012-2020. Booz & Company, Italy, https://www.esoa.net/Resources/Why-Satellites-Matter-Full-Report.pdf
]Search in Google Scholar
[
Boensch, N., Christensen, C., Leshner, R., Mullins, C., Potter, S. (2021). Start up Space - Update on Investment in Commercial Space Ventures. Bryce Technology and Aerospace, Alexandria, Virginia, USA, 26 Aug 2021, https://brycetech.com/reports/report-documents/Bryce_Start_Up_Space_2021.pdf
]Search in Google Scholar
[
Cannon, P. (ed.) (2013). Extreme space weather: impacts on engineered systems and infrastructure. Royal Academy of Engineering, ISBN 1-903496-95-0, http://www.raeng.org.uk/publications/reports/space-weather-full-report
]Search in Google Scholar
[
Easton, I. (2010), The Great Game in Space - China’s Evolving ASAT Weapons Programs and Their Implications for Future U.S. Strategy. Project 2049 Institute, http://project2049.net/documents/china_asat_weapons_the_great_game_in_space.pdf
]Search in Google Scholar
[
Georgescu, A. (2020). "Critical Space Infrastructures - new perspectives on space policy". In Kai-Uwe Schrogl (ed.) (2020), "Handbook of Space Security: Policies, Applications and Programs", pg. 227-244, Springer International Publishing, ISBN 978-3-030-23209-2
]Search in Google Scholar
[
Georgescu, A., Gheorghe, A., Piso, M.-I., Katina, P.F. (2019). Critical Space Infrastructures: Risk, Resilience and Complexity. Topics in Safety, Risk, Reliability and Quality, Series 36, eBook ISBN 978-3-030-12604-9, DOI 10.1007/978-3-030-12604-9, Hardcover ISBN 978-3-030-12603-2, Series ISSN 1566-0443, Springer International Publishing
]Search in Google Scholar
[
Gheorghe, A., Vamanu, D.V., Katina, P., Pulfer, R. (2018). Critical Infrastructures, Key Resources, Key Assets: Risk, Vulnerability, Resilience, Fragility, and Perception Governance, Topics in Safety, Risk, Reliability and Quality. Springer International Publishing. https://doi.org/10.1007/978-3-319-69224-1
]Search in Google Scholar
[
Robinson J, Robinson R, Davenport A, Kupkova T, Martinek P, Emmerling S, Marzorati A (2019) State Actor Strategies in Attracting Space Sector Partnerships: Chinese and Russian Economic and Financial Footprints, Prague Security Studies Institute, Prague, available online at: http://www.pssi.cz/download/docs/686_executive-summary.pdf
]Search in Google Scholar
[
Sadlier, G., Flytkjær, R., Halterbeck, M., Varma, N., Pearce, W. (2018). Return from Public Space Investments. An initial analysis of evidence on the returns from public space investments. London School of Economics, https://londoneconomics.co.uk/wp-content/uploads/2015/11/LE-UKSA-Return-from-Public-Space-Investments-FINAL-PUBLIC.pdf
]Search in Google Scholar
[
Tatar, U., Gheorghe, A.V, Keskin, O., Muylaert, J. (Eds.) (2020). Space Infrastructures: From Risk to Resilience Governance. IOS Press, NATO SPS Series D, vol. 57, ISBN, 978-1-64368-073-6
]Search in Google Scholar
[
Vrac, S. (2019). NATO Agenda on Space. Presentation by Stephanie Vrac from NATO ACT during a NATO Advanced Research Workshop on Critical Space Infrastructures organized in Norfolk, Virginia, USA by Old Dominion University, 21-22 May 2019
]Search in Google Scholar
[
Harrison, T., Johnson, K., Moye, J., Young, M. (2021). Space Threat Assessment 2021. Center for Strategic and International Studies, April 2021, https://www.csis.org/analysis/space-threat-assessment-2021
]Search in Google Scholar
