Pythia
http://arxiv.org/pdf/0710.3820v1.pdf
http://people.du.ac.in/~pmehta/FinalSem/Rockyfinal.pdf
http://home.thep.lu.se/~torbjorn/Pythia.html
http://home.thep.lu.se/~torbjorn/pythia81html/Welcome.html
Plasma Physics
http://silas.psfc.mit.edu/introplasma/ (basics of plasma physics)
https://en.wikipedia.org/wiki/Alfv%C3%A9n_wave (alfvenic waves)
https://en.wikipedia.org/wiki/Reynolds_number (The reynolds number)