@conference {338,
	title = {Degrees-of-Freedom for the 4-User SISO Interference Channel with Improper Signaling},
	booktitle = {IEEE International Conference on Communications (ICC)},
	year = {2013},
	month = {June},
	address = {Budapest, Hungary},
	author = {Lameiro, Christian and Santamar{\'\i}a, Ignacio}
}
