- http://sebastianraschka.com/Articles/2014_matrix_cheatsheet.html
- http://benchmarksgame.alioth.debian.org/u64q/python.html
- https://www.stavros.io/tutorials/python/
- http://python.net/~goodger/projects/pycon/2007/idiomatic/presentation.html
- https://github.com/jrjohansson/scientific-python-lectures/tree/master/
- https://gist.github.com/evandrix/2030615
- http://docs.python-guide.org/en/latest/writing/style/
- http://pydanny-event-notes.readthedocs.org/en/latest/PyconAU2011/zen_of_python.html
- http://docs.python-guide.org/en/latest/
- http://www.rafekettler.com/magicmethods.html#conclusion
- http://www.dataschool.io/best-python-pandas-resources/
- https://github.com/ujjwalkarn/DataSciencePython