20111416 Cai Guanqiang(Guangzhou Marine Geological Survey,Guangzhou 510760,China);Qiu Yan The Geochemical Characteristics of Trace Elements and REEs in Surficial Sediments of the Southwestern South China Sea and Their Implications(Marine Geology & Quaternary Geology,ISSN0256-1492,CN37-1117/P,30(5),2010,p.53-62,5 illus.,2 tables,36 refs.)Key words:marine sediments,minor elements,rare earths,elements geochemistry,South China Sea