Abstract: . . .  Scientific and Technical Information,2004(23)06:697 4) Wang Ping, The Copyright Problems of the Academic Thesis Database Building [J],Library Construction, 2006(00)01:17 5) Nikola Korb, formation of ETD's and related issues[C], 6th ETD Conference May 20 –24 2003, Berlin 6) http://www.edu.cn/20010906/3000497_2.shtml 7) http://ckrd.cnki.net/grid20/Navigator.aspx?ID=2 8) http://scholar.lib.vt.edu/theses/data/somefacts.html 9) http://www.dissonline.de/index_e.htm . . .
. . .  3) He Defang, Research on the National Dissertation Service System [J],Journal of the China Society for Scientific and Technical Information,2004(23)06:697 4) Wang Ping, The Copyright Problems of the Academic Thesis Database Building [J],Library Construction, 2006(00)01:17 5) Nikola Korb, formation of ETD's and related issues[C], 6th ETD Conference May 20 –24 2003, Berlin 6) http://www.edu.cn/20010906/3000497_2.shtml 7) http://ckrd.cnki.net/grid20/Navigator.aspx?ID=2 . . .
. . .  Nikola Korb, formation of ETD's and related issues[C], 6th ETD Conference May 20 –24 2003, Berlin 6) http://www.edu.cn/20010906/3000497_2.shtml 7) http://ckrd.cnki.net/grid20/Navigator.aspx?ID=2 8) http://scholar.lib.vt.edu/theses/data/somefacts.html 9) http://www.dissonline.de/index_e.htm 9  . . .
. . .  Date : 31/05/2006 ETD building the nutrition for researchers Yu Zhenglu and Pan Yuntao Information methods research center, Institute of scientific & technical information of China, Beijing, P.R.China Meeting: 110 Social Science . . .
. . .  System [J],Journal of the China Society for Scientific and Technical Information,2004(23)06:697 4) Wang Ping, The Copyright Problems of the Academic Thesis Database Building [J],Library Construction, 2006(00)01:17 5) Nikola Korb, formation of ETD's and related issues[C], 6th ETD Conference May 20 –24 2003, Berlin 6) http://www.edu.cn/20010906/3000497_2.shtml 7) http://ckrd.cnki.net/grid20/Navigator.aspx?ID=2 8) http://scholar.lib.vt.edu/theses/data/somefacts.html . . .
. . .  In the mean time, researchers will save more time and money in finding related to theses and dissertations. For one retrieval, they can get more information about different authors. The information can be comprehensive and continuing. Researchers can get more spirits and avoid duplicated work. 2 Page 3 ETDs have strong index function, through which we can find more valuable information in addition to theses and dissertations . . .
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