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Activities Projects include : A scientific paper Towards quantitative tools for analysing qualitative properties of virtual communities [ 2 ] published in INDECS 2 ( 2 ) contains a simple quantitative analysis of the inner dynamics of znanost.org between March 2003 and January 2004 .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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