%0 Journal Article %A Bonnard, Bernard %A Caillau, Jean-Baptiste %T Optimality results in orbit transfer %J Comptes Rendus. Mathématique %D 2007 %P 319-324 %V 345 %N 6 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2007.07.028/ %R 10.1016/j.crma.2007.07.028 %G en %F CRMATH_2007__345_6_319_0