8WANG Y, YU H X, LV D. Analysis on dynamic ecological security and development capacity of 2005-2009 in Qinhuangdao, China [J]. Procedia Environmental Sciences, 2011, 10: 607-612.
9ZHAO Y, ZOU X, CHENG H, et al. Assessing the ecological security of the Tibetan plateau: methodology and a case study for Lhaze County [J]. Journal of Environmental Management, 2006, 80(2): 120-131.
10HUANG Q, WANG R, REN Z, et al. Regional ecological security assessment based on long periods of ecological footprint analysis[J]. Resources, Conservation and Recycling, 2007, 51(1): 24-41.