From the viewpoint of social network, this paper use periodical articles from five core periodical about Library and information science (1999-2002) to study on co-authorship network.

利用图书情报学的五种核心期刊在1999年至2002年间所所刊载论文，从社会网络的角度研究了合著关系网络。

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The topics discussed included the co-ordinated study of the destruction of forests, as well as how to combat forest fires and the extension of European research programs on the forest ecosystem.

讨论的主题包括对森林破坏的协同研究，如何扑灭森林火灾，以及关于森林生态系统的欧洲研究项目的扩展。

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In the same year, she co-authored a study on Australian strandings that uncovered a completely different trend.

同年，她与别人一起研究了一项关于澳大利亚搁浅的课题，发现了一种完全不同的趋势。

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Dr. Sudha Seshadri, is one of the researchers at Boston University who co-authored a new study on dementia.

VOA: standard.2009.12.30

Dr.Robert Bunning, of the National Rehabilitation Hospital in Washington, co-authored a study of about 50 patients who have been on the drugs.

VOA: standard.2010.03.14

For a business, the cost of stocking excess inventory averages 20% to 25% of the value of the goods, according to Lehigh University professor Lawrence Snyder, who co-authored a study on how traditional stores can benefit from integrating their inventory management with their online offerings.

FORBES: Leaner Shelves, Leaner Profits?

"This generates tension in the listener, " said Martin Guhn, a psychologist at the University of British Columbia who co-wrote a 2007 study on the subject.

WSJ: Why Adele's 'Someone Like You' Makes Everyone Cry

"Plasmodium is not a simple organism like a bacterium or virus, " says Dr Mohammed Shahabuddin, at the US National Institute of Allergy and Infectious Diseases and a co-author on the study published in the journal Science.

BBC: Infected flies boost malaria hope