@INPROCEEDINGS{lisat2006:robila-maciak,
	author					= "Stefan A. Robila and Lukasz Grzegorz Maciak",
	title					= "New Approaches for Feature Extraction in Hyperspectral Imagery",
	organization				= "IEEE LISAT",
	year					= "2006"
}

@Article{spie2006:robila-maciak,
	author					="Stefan A. Robila and Lukasz G. Maciak",
	title					="A Parallel Unmixing Algorithm for Hyperspectral Images",
	journal					="SPIE Intelligent Robots and Computer Vision XXIV",
	volume					="6384"
	year					="2006"
}

@INPROCEEDINGS{lisat2007:robila-maciak,
	author					= "Stefan A. Robila and Lukasz Grzegorz Maciak",
	title					= "Sequential and Parallel Feature Extraction using Nonnegative Matrix Factorization",
	organization				= "IEEE LISAT",
	year					= "2007"
}

@INPROCEEDINGS{lisat2007:robila-maciak,
	author					= "Stefan A. Robila and Lukasz Grzegorz Maciak",
	title					= "Parallel Projected Gradient Nonnegative Matrix Factorization for Hyperspectral Images",
	organization				= "IEEE IGARSS",
	year					= "2007"
}