Ramirez, R. and Wilkinson, A. (2016) Strategic Reframing, the Oxford Scenario Planning Approach, Oxford: Oxford University Press.
Rittel, H. W. J. and Webber, M. M. (1973) ‘Dilemmas in a general theory of planning’, Policy Sciences, vol. 4, pp. 155–169.
Rume, T. and Islam, S. M. D. (2020) ‘Environmental effects of COVID-19 pandemic and potential strategies of sustainability’, Heliyon, vol. 6, no. 9, p. e04965 [Online]. Available at: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7498239/ (Accessed: 13 October 2022).