主题：【求助】（还剩4）求助几篇英文文献，谢谢啦！

【序号】：1
【作者】：Bottrell, S. H., R. J. Parkes, et al. 
【题名】：Isotopic evidence for anoxic pyrite oxidation and stimulation of bacterial sulphate reduction in marine sediments
【期刊】：Journal of the Geological Society
【年卷期】：2000 vol 157: 711-714
【全文链接】http://jgs.geoscienceworld.org/cgi/content/abstract/157/4/711

【序号】：2
【作者】：Gorshkov, A. I., G. N. Baturin, et al.
【题名】：Sulfides in phosphorites of Africain Island: Morphological peculiarities and origin
【期刊】：Lithology and Mineral Resources
【年卷期】：2000vol 35(2): 183-188
【全文链接】http://www.springerlink.com/content/w0786580v7828k33/

【序号】：3
【作者】：Paytan, A. and K. R. Arrigo
【题名】：The sulfur-isotopic composition of cenozoic seawater sulfate: Implications for pyrite burial and atmospheric oxygen
【期刊】：International Geology Review
【年卷期】：2000vol 42(6): 491-498
【全文链接】http://www.informaworld.com/smpp/content~content=a910193109&db=all

【序号】：4
【作者】：Pfretzschner, H. U.
【题名】：Pyrite formation in Pleistocene bones - a case of very early mineral formation during diagenesis
【期刊】：Neues Jahrbuch Fur Geologie Und Palaontologie-Abhandlungen
【年卷期】：2000vol 217(1): 143-160
【全文链接】无

【序号】：5
【作者】：Querol, X., A. Alastuey, et al.
【题名】：Sources of natural and anthropogenic sulphur around the Teruel power station, NE Spain. Inferences from sulphur isotope geochemistry
【期刊】：Atmospheric Environment
【年卷期】：2000vol 34(2): 333-345
【全文链接】http://cat.inist.fr/?aModele=afficheN&cpsidt=1240422