M. H. Boehm, High-resolution sounding rocket observations of large-amplitude Alfv??n waves, Journal of Geophysical Research, vol.90, issue.A8, p.12157, 1990.
DOI : 10.1029/JA095iA08p12157

J. Bonnell, Interferometric determination of broadband ELF wave phase velocity within a region of transverse auroral ion acceleration, Geophysical Research Letters, vol.88, issue.23, p.3297, 1996.
DOI : 10.1029/96GL03238

T. D. Carozzi, Full polarimetry measurements of SEE. First results, J. Geophys. Res, vol.106, issue.21, p.367, 2001.
DOI : 10.1029/2001ja900004

V. M. Chmyrev, Non-linear Alfven wave generator of auroral particles and ELF/VLF waves, Planetary and Space Science, vol.37, issue.6, p.749, 1989.
DOI : 10.1016/0032-0633(89)90044-5

C. P. Escoubet, C. T. Russel, and R. Schmidt, The Cluster and Phoenix Missions, Space Sci. Rev, vol.79, pp.1-658, 1997.
DOI : 10.1007/978-94-011-5666-0

V. Génot, P. Louarn, and F. Mottez, Fast evolving spatial structure of auroral parallel electric fields, Journal of Geophysical Research: Space Physics, vol.21, issue.A12, p.29633, 2001.
DOI : 10.1029/2001JA000076

D. A. Gurnett and L. A. Frank, A region of intense plasma wave turbulence on auroral field lines, Journal of Geophysical Research, vol.79, issue.7, p.1031, 1977.
DOI : 10.1029/JA082i007p01031

A. Keiling, Correlation of Alfvén wave Poynting flux in the plasma at 4 ? 7 R E with ionospheric electron energy flux, J. Geophys. Res, vol.107, p.24, 2002.

P. Louarn, Observation of kinetic Alfv??n waves by the FREJA spacecraft, Geophysical Research Letters, vol.48, issue.17, p.1847, 1994.
DOI : 10.1029/94GL00882

R. L. Lysak and W. Lotko, On the kinetic dispersion relation for shear Alfv??n waves, Journal of Geophysical Research: Space Physics, vol.99, issue.11, 1996.
DOI : 10.1029/95JA03712

G. T. Marklund, Temporal evolution of the electric field accelerating electrons away from the auroral ionosphere, Nature, vol.414, issue.6865, pp.414-724, 2001.
DOI : 10.1038/414724a

F. S. Mozer, Observations of Paired Electrostatic Shocks in the Polar Magnetosphere, Physical Review Letters, vol.38, issue.6, p.292, 1977.
DOI : 10.1103/PhysRevLett.38.292

C. E. Seyler and K. Wu, Instability at the electron inertial scale, Journal of Geophysical Research: Space Physics, vol.58, issue.A10, p.623, 2001.
DOI : 10.1029/2000JA000410

P. K. Shukla and L. Stenflo, Generalized dispersive Alfv??n waves, Journal of Plasma Physics, vol.64, issue.2, p.125, 2000.
DOI : 10.1017/S0022377800008412

K. Stasiewics, Small scale Alfvénic structure in the aurora, Space Science Reviews, vol.92, issue.3/4, p.423, 2000.
DOI : 10.1023/A:1005207202143

A. Vaivads, What high altitude observations tell us about the auroral acceleration: A Cluster/DMSP conjunction, Geophysical Research Letters, vol.105, issue.3, p.1106, 2003.
DOI : 10.1029/2002GL016006

M. Volverk, Solitary kinetic Alfvén waves: A study of the Poynting flux, J. Geophys. Res, vol.101, issue.13, p.335, 1996.

J. Wahlund, Electron energization in the topside auroral ionosphere: on the importance of ion-acoustic turbulence, Journal of Atmospheric and Terrestrial Physics, vol.55, issue.4-5, p.623, 1993.
DOI : 10.1016/0021-9169(93)90010-V

J. Wahlund, On ion acoustic turbulence and the nonlinear evolution of kinetic Alfv??n waves in aurora, Geophysical Research Letters, vol.this issue, issue.17, p.1831, 1994.
DOI : 10.1029/94GL01289

J. Wahlund, Broadband ELF plasma emission during auroral energization: 1. Slow ion acoustic waves, Journal of Geophysical Research: Space Physics, vol.17, issue.A3, p.4343, 1998.
DOI : 10.1029/97JA02008

G. Eriksson, D. Gustafsson, A. Sundkvist, and . Tjulin, SE-751 21 Uppsala, Sweden. ( jwe@irfu.se; andris@irfu.se; ma@irfu.se; marie@irfu.se; sb@ irfu.se; aie@irfu.se; gg@irfu.se; davids@irfu.se; at@irfu.se) A. Yilmaz, Dept. of Physics, C ¸ anakkale Onsekiz Mart University, C ¸ anakkale, Turkey. (akriaw@yahoo.com) A. Balogh and M. Dunlop, Space and Atmospheric Physics Group, The Blackett Laboratory, Imperial College, Swedish Institute of Space Physicsac.uk) N. Cornilleau and P Av. De l'Europe, pp.10-12

H. St, 6. , and U. , (mparrot@cnrs-orleans.fr) A. Fazakerley, anf@ mssl.ucl.ac.uk) D. Winningham, Southwest Research Institute, P.O. Drawer 28510