@inproceedings {Heylenpscheund2011,
	title = {Spectral unmixing using distance geometry},
	booktitle = {IEEE-WHISPERS 2011, Workshop on Hperspectral Image and Signal Processing, Lisbon, Portugal, 6-9 June},
	year = {2011},
	author = {Rob Heylen and Paul Scheunders}
}
