Heisenberg's thought process

[greatscott]

I'd like to know the actual process (thought process) of how Heisenberg came up with the concept of uncertainty principle and noncommutation, which led to matrix mechanics. Do you know of any good resources for that?

[humanino]

There is the big red book :
Wheeler, J.A., and Zurek, W.H., 1983. Quantum Theory and Measurement. Princeton: Princeton University Press.

Also : check Stanford Encyclopedia of Philosophy (http://plato.stanford.edu/entries/qt-uncertainty/)