Tham khảo Sụp đổ sinh thái

  1. ↑ Sato, Chloe F.; Lindenmayer, David B. (2018). “Meeting the Global Ecosystem Collapse Challenge”. Conservation Letters. 11 (1): e12348. doi:10.1111/conl.12348.
  2. ↑ Bland, L.; Rowland, J.; Regan, T.; Keith, D.; Murray, N.; Lester, R.; Linn, M.; Rodríguez, J.P.; Nicholson, E. (2018). “Developing a standardized definition of ecosystem collapse for risk assessment”. Frontiers in Ecology and the Environment. 16 (1): 29–36. doi:10.1002/fee.1747.
  3. 1 2 Gopi (2010). Basic Civil Engineering. India: Pearson Education.
  4. ↑ Jonsson, Tomas; Berg, Sofia; Pimenov, Alexander; Palmer, Catherine; Emmerson, Mark (ngày 1 tháng 4 năm 2015). “The reliability of R50 as a measure of vulnerability of food webs to sequential species deletions”. Oikos. 124 (4): 446–457. doi:10.1111/oik.01588. ISSN 1600-0706.