Besides the excellent suggestions by the parent, I might also look at the awesome work done by Jon Kleinberg for a more theoretical understanding. One may start

Besides the excellent suggestions by the parent, I might also look at the awesome work done by Jon Kleinberg for a more theoretical understanding. One may start with his pretty concise Networks book: http://www.cs.cornell.edu/home/kleinber/networks-book/ http://www.cs.cornell.edu/home/kleinber/networks-book/