226 20160222141713.0 SIDCimport-247 Dudok de Wit, T. 2006 Which solar EUV proxies are best for reconstructing the solar EUV irradiance ? Kretzschmar, M. Aboudarham, J. Amblard, P.O. Auchere, F. Lilensten, J. Advances in Space Research 42 2006 903-911 http://www.sciencedirect.com/science?_ob=MImg=B6V3S-4NGRRXS-9-F=5738=832113=S027311770700350X=search=09%2F01%2F2008=999579994=c=dGLbVtz-zSkWz=5afad30a488365c5d5fc20c3346ec4bc=/sdarticle.pdf published in REFERD