@ARTICLE{Hahn_S._The_2011,
 author={Hahn, S. and Snopek, K.},
 volume={59},
 number={No 2},
 journal={Bulletin of the Polish Academy of Sciences Technical Sciences},
 pages={167-181},
 howpublished={online},
 year={2011},
 title={The unified theory of n-dimensional complex and hypercomplex analytic signals},
 URL={http://journals.pan.pl/Content/83301/PDF/06_paper.pdf},
 doi={10.2478/v10175-011-0021-2},
}