@Article{199823, title = {沔阳地区一万多年来孢粉记录的环境演变}, author = {羊向东,朱育新,蒋雪中,吴艳宏,王苏民}, journal = {湖泊科学}, volume = {10}, number = {2}, pages = {23}, numpages = {7.0000}, year = {1998}, month = {}, doi = {10.18307/1998.0205}, publisher = {科学出版社} }