There were some blog posts in 2003, referring to a paper. Hmmm... the link is broken, but this should be it: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10

There were some blog posts in 2003, referring to a paper. Hmmm... the link is broken, but this should be it: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.58.4283 http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.58.4...