%0 Journal Article %A Andrei Moroianu %A Liviu Ornea %T Eigenvalue estimates for the Dirac operator and harmonic 1-forms of constant length %J Comptes Rendus. Mathématique %D 2004 %P 561-564 %V 338 %N 7 %I Elsevier %R 10.1016/j.crma.2004.01.030 %G en %F CRMATH_2004__338_7_561_0