%0 Journal Article %A Christian Bonhomme %A Thierry Azaïs %T Geometrical description of echoes and macroscopic reorientation of samples in solid-state NMR %J Comptes Rendus. Chimie %D 2004 %P 417-424 %V 7 %N 3-4 %I Elsevier %R 10.1016/j.crci.2003.12.014 %G en %F CRCHIM_2004__7_3-4_417_0