8 May 2003 / In "Evolution of Massive Stars, Mass Loss and Winds", Eds M Heydari-Malayeri, Ph Stee, J.P. Zahn, EAS Publ. Series 13, p.119 (EDP Sciences), 2004
8 May 2003 / In "Evolution of Massive Stars Mass Loss and Winds", Eds M Heydari-Malayeri, Ph. Stee, J-P. Zahn, EAS Publ Series 13 p.1 (EDP sciences) 2004