@INPROCEEDINGS{
       Author = {Braun, H. and claffy, k.}, 
       Title = {{Network analysis in support of Internet policy requirements}},
       BookTitle = {International Networking Conference (INET) '93},
       Publisher = {The Internet Society},
       Address = {San Francisco, CA},
       Month = {May},
       Year = {1993},
       Keywords = {policy}
}