i want documents,ppt,pdf of this topic...any working models,flowcharts,algorithms or any other related datas are also ok....please send me....

ABSTRACT
The peer-to-peer (P2P) file-sharing applications are becoming popular and account for more than 70% of the Internet's bandwidth usage. Measurement studies show that a typical download of a file can take from minutes up to several hours depending on the level of network congestion or the service capacity fluctuation. and have significant impact on average download time, namely, the spatial heterogeneity of service capacities in different source peers and the temporal fluctuation in service capacity of a single source peer. the common approach of analyzing the average download time based on average service capacity is fundamentally flawed.



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http://www4.ncsu.edu/~dyeun/doc/paper-ciss06-chiu.pdf
http://cse.cuhk.edu.hk/~cslui/PUBLICATION/mama2008.pdf
http://direct.bl.uk/research/3A/30/RN228406707.html