%0 Journal Article %A Mickaël Mussard %A Jean-Louis Le Mouël %A Jean-Paul Poirier %T On some early attempts to determine the variation of the magnetic force with distance %J Comptes Rendus. Géoscience %D 2013 %P 225-229 %V 345 %N 5-6 %I Elsevier %R 10.1016/j.crte.2013.05.004 %G en %F CRGEOS_2013__345_5-6_225_0