再论DG指数的性质与应用
廖崇惠, 李健雄
Re-evaluating the character and application of density-group index (DG)
Chonghui Liao, Jianxiong Li
生物多样性 . 2009, (2): 127 -134 .  DOI: 10.3724/SP.J.1003.2009.08171