Delgado López, L., Johnson, C. D., Samson, V., Simpson, M., y Weeden, B. (2014). The Importance of the United Nations Guidelines for the Long-Term Sustainability of Space Activities and Other International Initiatives to Promote Space Sustainability. Oasis, (20), 37–53. Recuperado a partir de https://revistas.uexternado.edu.co/index.php/oasis/article/view/4008