三江平原湿地景观结构的时空变化
刘红玉,张世奎,吕宪国
Wetland Landscape Structure and the Spatial-temporal Changes in 50 Years in the Sanjiang Plain
LIU Hongyu, ZHANG Shikui, LU Xianguo
地理学报 . 2004, (3): 391 -400 .  DOI: 10.11821/xb200403009