1. T.S. Abhayapala, T.S. Pollock, R.A. Kennedy, Characterization of 3D spatial wireless channels, IEEE 58th Vehicular Technology Conference (VTC 2003-Fall, Orlando, 2003), pp. 123–127
2. P. Almers, E. Bonek, A. Burr, N. Czink, M. Debbah, V. Degli-Esposti, H. HofstetterH, P. Kyosti, D. Laurenson, G. Matz, F. Molisch, G. Oestges, H. Ozcelik, Survey of channel and radio propagation models for wireless MIMO systems. EURASIP J. Wireless Commun. Netw. 2007(6), 19 (2007)
3. R.G. Barrera, G.A. Estevez, J. Giraldo, Vector Spherical Harmonics and their Application to Magnetostatics (The Institute of Physics and European Physical Society, Mulhouse, 1985)
4. R. Bro, Parafac: tutorial and applications. Chemometr. Intell. Lab. Syst. 38, 149–171 (1997)
5. R. Bro, Multi-Way Analysis In The Food Industry, PhD thesis, Royal Veterinary and Agricultural University, Denmark, 1998