EN中文
Spatial PCA and Pollutant Sources of Topsoil PAHs in Tianjin Area
LIU Ruimin,WANG Xuejun, TAO Shu, SHEN Weiran,QIN Baoping, SUN Ren, ZHANG Wenju
PROGRESS IN GEOGRAPHY . 2005, (3): 109 -117 .  DOI: 10.11820/dlkxjz.2005.03.013