@INPROCEEDINGS{
       Author = {Asaba, T. and claffy, k. and Nakamura, O. and Murai, J.}, 
       Title = {{An analysis of international academic research network traffic between Japan and other nations}},
       BookTitle = {International Networking Conference (INET)},
       Publisher = {The Internet Society},
       Month = {Jan},
       Year = {1992},
       Keywords = {passive data analysis}
}