@conference {1085,
	title = {An Alternative Proof of Channel Polarization for Channels with Arbitrary Input Alphabets},
	booktitle = {53rd Annual Allerton Conference on Communication, Control, and Computing},
	year = {2015},
	month = {10/2015},
	address = {Monticello, IL, USA},
	author = {Guo, Jing and Sayir, Jossy and Qin, Minghai and Guill{\'e}n i F{\`a}bregas, Albert}
}
